boll·worm /ˈbolˌwɚ/
一種蛾的幼蟲,螟蛉
Boll·worm n. Zool. The larva of a moth (Heliothis armigera) which devours the bolls or unripe pods of the cotton plant, often doing great damage to the crops.
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bollworm
n : any of various moth caterpillars that destroy cotton bolls