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魚的腹鰭a fish's ventral fin腹鰭 對(duì)應(yīng)著四足動(dòng)物的后肢.Ventral ( or pelvic ) fins correspond to the hind limbs of a quadruped.這快速流動(dòng)的氣流為腹鰭提供了額外的升力.This faster - moving air provides the pelvic fin with additional lift....

“腹鰭”的英語(yǔ)可以翻譯為：ventral，pelvic fin，ventral fin ...