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词汇 mouthpart
释义

Definition of mouthpart in English:

mouthpart

noun ˈməʊθpɑːtˈmouTHpärt
usually mouthpartsZoology
  • Any of the appendages, typically found in pairs, surrounding the mouth of an insect or other arthropod and adapted for feeding.

    〔动〕(昆虫或其他节肢动物的)口器

    Example sentencesExamples
    • Crustacea are characterized by two pairs of antennae, three pairs of mouthparts, and a special type of larvae called the nauplius.
    • Poultry lice are small wingless insects with chewing mouthparts.
    • The clearest examples are certain mosquito species in which the mouthparts of males are adapted for drinking nectar and those of females for imbibing blood.
    • Their laterally flattened bodies are covered in bristles and spines and their mouthparts are especially adapted for piercing and sucking.
    • No bigger than an apple seed, the bedbug is descended from plant-feeding insects that evolved skin-piercing mouthparts for sucking up blood.
    • Dipterans typically have sucking mouthparts, and may feed on plant juices or on decaying organic matter.

Definition of mouthpart in US English:

mouthpart

nounˈmouTHpärt
usually mouthpartsZoology
  • Any of the appendages, typically found in pairs, surrounding the mouth of an insect or other arthropod and adapted for feeding.

    〔动〕(昆虫或其他节肢动物的)口器

    Example sentencesExamples
    • Poultry lice are small wingless insects with chewing mouthparts.
    • No bigger than an apple seed, the bedbug is descended from plant-feeding insects that evolved skin-piercing mouthparts for sucking up blood.
    • Their laterally flattened bodies are covered in bristles and spines and their mouthparts are especially adapted for piercing and sucking.
    • The clearest examples are certain mosquito species in which the mouthparts of males are adapted for drinking nectar and those of females for imbibing blood.
    • Crustacea are characterized by two pairs of antennae, three pairs of mouthparts, and a special type of larvae called the nauplius.
    • Dipterans typically have sucking mouthparts, and may feed on plant juices or on decaying organic matter.
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