英语词汇“backswimmer”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	backswimmer
释义	WordReference Random House Unabridged Dictionary of American English © 2024 back•swim•mer (bak′swim′ər),USA pronunciation n. Insectsany of numerous predaceous aquatic hemipterous insects, of the family Notonectidae, that swim on their backs, and may inflict a painful bite if handled. Also called boat bug. back¹ + swimmer 1860–65
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