| 释义 |
hemichordate/hemiˈkɔ:deit/ n. & adj. Zool. 【动】 ●n. a wormlike marine invertebrate of the phylum Hemichordata, comprising the acorn worms, possessing a notochord in the larval stage 半索动物(一种无脊椎的海生动物，如橡树虫，在幼虫时期长有脊索) ●adj. of or relating to this phylum 半索动物的 |