| 释义 |
noun ˈlɛveɪˈlɛviˈlɛvi 1An embankment built to prevent the overflow of a river. 堤，堤岸 Example sentencesExamples - Everybody knew those levees were built to sustain a Category 2 at most.
- Do they allow people in low-lying neighborhoods where the old levees were breached to build again?
- Now America has had to pay the price for ignoring loud warnings about the weakened levees of New Orleans.
- Sandbag by sandbag it's slow progress fixing the broken levees of New Orleans.
- They were watching the TV news as the canal levee was breached again, flooding their neighbourhood anew.
- Engineers determined that the levees bordering the Mississippi River as it passes through the city were sufficient to withstand any surge produced by an SPH.
- Construction of levees and embankments prevents the floodplain from performing this function and transfers the problem further downstream to areas which were not subject to flooding.
- Water flowing from the damaged levee near Lake Pontchartrain could have equally catastrophic effects, only unfolding more slowly.
- Emergency workers are desperately trying to fix the broken levees in New Orleans tonight.
- Yet the marketplace remained relatively calm, appreciating that the authorities were apparently still operating on the dykes, dams and levees up the river.
- The storm overpowered levees protecting the region, producing floods 20 feet high.
- The authorities began working frantically up the river, using whatever materials and means available to construct dykes, dams and levees.
- The immediate storm surge didn't overtop the levees.
- The vice president, now in New Orleans, inspected flood damage and the damaged levees.
- He and 15 neighbors were stranded at his house for two days after the city's levees broke.
- Pumps would fail if the storm surge of up to 25 feet overwhelmed the city's levees.
- Hurricane Katrina put a boat upside down in a New Orleans resident's front yard after the protective levees broke.
- Damaged levees have been repaired, and pumping of the remaining water continues.
- The Senate debated adding funds for fixing levees, but it was too late.
- A lot of folks are working hard to repair that levee.
Synonyms barrage, barrier, wall, embankment, barricade, obstruction, hindrance, blockage - 1.1 A ridge of sediment deposited naturally alongside a river by overflowing water.
冲积堤（沿河的脊状沉积物突起） Example sentencesExamples - Yet as the levees channeled the water, they also kept fresh soil carried by the muddy Mississippi from replenishing the sediments that made up the lowlands.
- High water can cover all these subtle topographies, but a swamp veteran like Charlie, or any local crawfisherman, will know when he's passing over a drowned waterway, or crossing a natural levee.
- However, forests behind the levees, which we hereafter refer to as backwater swamps, are flooded only when the river level rises high enough for floodwaters to flow over the natural levees.
- Portions of these protected lands still support forests on remnant natural levees, similar to those studied by Penfound and Howard.
- Marshland, containing cattails, bulrushes, and other reeds, would have been limited to the borders of the wooded ridges of levees, where the water level was consistently below the surface.
- It was obvious, even in the 1950s, that the sediments of the historic spring floods no longer reached their natural resting grounds in levees, swamps, and marshes.
- Transects were separated by 50 paces and most transects extended entirely over the attenuated crown of the natural levee of each forest avoiding any noticeable elevation gradient.
- Sediment escaping from the channel during overbank flooding builds levees bordering the channel, and sheets of sand spread from the channels as crevasse splays.
- 1.2North American A landing place; a quay.
〈主美〉靠岸处；码头 Example sentencesExamples - The men created a world of their own on the docks, levees, plantation landings, city quays, and steamboat decks of the Mississippi River economy.
OriginEarly 18th century (originally US): from French levée, feminine past participle of lever 'to lift'. Rhymesbevvy, bevy, Chevy, heavy, Levi, levy, top-heavy noun ˈlɛveɪˈlɛviˈlɛvi North American archaic 1A formal reception of visitors or guests. 〈古或北美〉（会见来访者或宾客的）正式招待会，正式欢迎会 the great stop on the Washington social circuit was the diplomat's levee Example sentencesExamples - In other words, he was responsible for formal receptions - known as levees - and dinners.
- 1.1historical An afternoon assembly for men held by the British monarch or their representative.
〈史〉（英国国君或其代表主持的）男宾下午聚会 he was presented at one of Prince Albert's levees in 1850 - 1.2 A reception of visitors just after rising from bed.
〈古〉晨起接见，接见请早安的访客 Synonyms social gathering, gathering, social occasion, social event, social function, function, get-together, celebration, reunion, festivity, jamboree, reception, at-home, soirée, social
OriginLate 17th century (denoting a reception of visitors after rising from bed): from French levé, variant of lever 'rising', from the verb lever. nounˈlɛviˈlevē 1An embankment built to prevent the overflow of a river. 堤，堤岸 Example sentencesExamples - Hurricane Katrina put a boat upside down in a New Orleans resident's front yard after the protective levees broke.
- The authorities began working frantically up the river, using whatever materials and means available to construct dykes, dams and levees.
- He and 15 neighbors were stranded at his house for two days after the city's levees broke.
- The Senate debated adding funds for fixing levees, but it was too late.
- Yet the marketplace remained relatively calm, appreciating that the authorities were apparently still operating on the dykes, dams and levees up the river.
- The immediate storm surge didn't overtop the levees.
- Everybody knew those levees were built to sustain a Category 2 at most.
- Construction of levees and embankments prevents the floodplain from performing this function and transfers the problem further downstream to areas which were not subject to flooding.
- Sandbag by sandbag it's slow progress fixing the broken levees of New Orleans.
- A lot of folks are working hard to repair that levee.
- They were watching the TV news as the canal levee was breached again, flooding their neighbourhood anew.
- Emergency workers are desperately trying to fix the broken levees in New Orleans tonight.
- Do they allow people in low-lying neighborhoods where the old levees were breached to build again?
- Pumps would fail if the storm surge of up to 25 feet overwhelmed the city's levees.
- Engineers determined that the levees bordering the Mississippi River as it passes through the city were sufficient to withstand any surge produced by an SPH.
- The storm overpowered levees protecting the region, producing floods 20 feet high.
- The vice president, now in New Orleans, inspected flood damage and the damaged levees.
- Damaged levees have been repaired, and pumping of the remaining water continues.
- Now America has had to pay the price for ignoring loud warnings about the weakened levees of New Orleans.
- Water flowing from the damaged levee near Lake Pontchartrain could have equally catastrophic effects, only unfolding more slowly.
Synonyms barrage, barrier, wall, embankment, barricade, obstruction, hindrance, blockage - 1.1 A ridge of sediment deposited naturally alongside a river by overflowing water.
冲积堤（沿河的脊状沉积物突起） Example sentencesExamples - Yet as the levees channeled the water, they also kept fresh soil carried by the muddy Mississippi from replenishing the sediments that made up the lowlands.
- However, forests behind the levees, which we hereafter refer to as backwater swamps, are flooded only when the river level rises high enough for floodwaters to flow over the natural levees.
- Transects were separated by 50 paces and most transects extended entirely over the attenuated crown of the natural levee of each forest avoiding any noticeable elevation gradient.
- High water can cover all these subtle topographies, but a swamp veteran like Charlie, or any local crawfisherman, will know when he's passing over a drowned waterway, or crossing a natural levee.
- Sediment escaping from the channel during overbank flooding builds levees bordering the channel, and sheets of sand spread from the channels as crevasse splays.
- It was obvious, even in the 1950s, that the sediments of the historic spring floods no longer reached their natural resting grounds in levees, swamps, and marshes.
- Portions of these protected lands still support forests on remnant natural levees, similar to those studied by Penfound and Howard.
- Marshland, containing cattails, bulrushes, and other reeds, would have been limited to the borders of the wooded ridges of levees, where the water level was consistently below the surface.
- 1.2North American A landing place; a quay.
〈主美〉靠岸处；码头 Example sentencesExamples - The men created a world of their own on the docks, levees, plantation landings, city quays, and steamboat decks of the Mississippi River economy.
- 1.3US A ridge of earth surrounding a field to be irrigated.
Example sentencesExamples - Rice fields were surrounded and divided by a series of embankments or levees.
OriginEarly 18th century (originally US): from French levée, feminine past participle of lever ‘to lift’. nounˈlɛviˈlevē North American archaic 1A formal reception of visitors or guests. 〈古或北美〉（会见来访者或宾客的）正式招待会，正式欢迎会 the great stop on the Washington social circuit was the diplomat's levee Example sentencesExamples - In other words, he was responsible for formal receptions - known as levees - and dinners.
- 1.1historical An afternoon assembly for men held by the British monarch or their representative.
〈史〉（英国国君或其代表主持的）男宾下午聚会 he was presented at one of Prince Albert's levees in 1850 - 1.2 A reception of visitors just after rising from bed.
〈古〉晨起接见，接见请早安的访客 Synonyms social gathering, gathering, social occasion, social event, social function, function, get-together, celebration, reunion, festivity, jamboree, reception, at-home, soirée, social
OriginLate 17th century (denoting a reception of visitors after rising from bed): from French levé, variant of lever ‘rising’, from the verb lever. |