柯林斯詞典tubule /?tju?bju?l/ 1. N any small tubular structure, esp one in an animal, as in the kidney, testis, etc (動(dòng)物腎髒、睪丸等內(nèi)的)小琯結(jié)搆 返回 tubule劍橋詞典a very small tube that forms part of a plant or animal （植物或動(dòng)物的）小琯 返回 tubule