词汇“燕”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

单词	燕
释义	燕燕(鷰)[yàn]名1.■（鸟类的一科） swallow:家燕house swallow;一群飞燕a flight of swallows;一燕不成夏。One swallow does not make a summer.另见 yān。
随便看	protein error protein fibre protein film protein-free protein haze proteinicsubstance protein kinase protein milk protein nitrogen proteinogen proteinoid proteinometer proteinoplast proteinosis protein overloading protein paint protein plastics protein-polyamide condensation product protein-salt protein shift protein silver protein structure protein subunit protein synthesis proteinuria

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