单词 | deuterostome |
释义 | > as lemmasdeuterostome deuterostome n. Brit. /ˈdjuːt(ə)rəstəʊm/ , /ˈdʒuːt(ə)rəstəʊm/ , U.S. /ˈd(j)udərəˌstoʊm/ Zoology a deuterostomatous animal; also as adj.ΘΚΠ the world > animals > animal body > general parts > embryonic development or animals grouped by > [noun] deuterostome1959 the world > animals > animal body > general parts > embryonic development or animals grouped by > [adjective] deuterostome1959 1959 L. H. Hyman Invertebrates V. xxi. 605 It may thus appear that deuterostomes show a further development of characters beginning in an unclear way in lophophorates, and thus branch off from protostomes by way of the latter. 1967 E. J. W. Barrington Invertebr. Struct. & Function xviii. 397 In echinoderms, where deuterostome characters are easiest to appreciate, there is no sign of spiral cleavage. 1988 R. S. K. Barnes et al. Invertebrates xv. 453/2 In deuterostomes the blastopore becomes the anus of the functional larva and often of the adult. The mouth will form as an ectodermal invagination. < as lemmas |
随便看 |
|
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。