2A shipping forecast area covering the English Channel roughly between the meridians of Start Point in the west and Poole in the east, taking its name from the Isle of Portland.
波特兰（英吉利海峡航运预报区，西自起点子午线东至普尔市，名称来源于波特兰岛）
Definition of Portland in US English:
Portland
proper nounˈpôrtlənd
1The largest city in Maine, on Casco Bay off the Atlantic Ocean, in the southwestern part of the state; population 62,561 (est. 2008).
2An industrial port in northwestern Oregon, on the Willamette River near its confluence with the Columbia River; population 557,706 (est. 2008). The largest city in Oregon, it was founded in 1845 and developed as a supply center for the gold rushes of the 1860s and 1870s and as a port for the lumber trade.