Vestigial organ An organ that is functionless and generally reduced in size but bears some resemblance to the corresponding fully functioning organs found in related organisms.是什么意思_Vestigial organ An organ that is functionless and generally reduced in size but bears some resemblance to the corresponding fully functioning organs found in related organisms.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句