英语词汇“pectoral fin”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-新都网

单词	pectoral fin
释义	pectoral fin n. Either of the anterior pair of fins attached to the pectoral girdle of fishes, corresponding to the forelimbs of other vertebrates.
随便看	activewear activin activism activist activistic activity act of God actomyosin actor act out actress Acts of the Apostles act the fool actual actuality actualization actualize actually actuarial actuarially actuary actuate actuation actuator act up

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