第十一節(jié)有一對分節(jié)的附肢, 即尾須.The 11 th segment carries a pair of segmented appendages, the cerci.頭 、 胸和尾具有橫向的分節(jié).The head, the thorax and the tail comprise the trumsverse segmentation.淺談環(huán)節(jié)動(dòng)物身體的分節(jié)現(xiàn)象及其優(yōu)點(diǎn).Discuss the metamerism of anne...