| 单词 | snow fly |
| 释义 | snow flynoun variants or snow insect 1 : any of several minute insects that constitute a genus (Boreus) of the order Mecoptera and sometimes appear on the snow in great numbers and in the males have vestigial wings but in the female are wingless 2 : any of several small American stone flies (especially Taeniopteryx nivalis or Capnella pygmaea) often seen on snow 3 : snow gnat |
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