多种相关的细长软体小动物,特别是环虫类、毛颚类、线虫类和扁形虫类;也包括许多昆虫的幼虫。
Any of numerous relatively small elongated soft-bodied animals especially of the phyla annelida and chaetognatha and nematoda and nemertea and platyhelminthes; also many insect larvae.
多种相关的细长软体小动物,特别是环虫类、毛颚类、线虫类和扁形虫类;也包括许多昆虫的幼虫。
Any of numerous relatively small elongated soft-bodied animals especially of the phyla annelida and chaetognatha and nematoda and nemertea and platyhelminthes; also many insect larvae.
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