单词	leptocardian
释义	> as lemmas leptocardian Categories » leptocardian adj. and n. Brit. /ˌlɛptə(ʊ)ˈkɑːdɪən/ , U.S. /ˌlɛptoʊˈkɑrdiən/ , /ˌlɛptəˈkɑrdiən/ [Greek καρδία heart] Zoology (a) adj. belonging to the Leptocardii, the lowest group of true vertebrates, having contractile pulsating sinuses instead of a heart; (b) n. a vertebrate belonging to this group ( Cent. Dict. 1889). extracted from lepto-comb. form < as lemmas
随便看	marsh arab marsh arrow grass marsh bass marsh beetle marsh bent marsh bent grass marsh bent-grass marsh bentgrass marsh bird marsh blackbird marsh bog-bean marsh bogbean marsh bugloss marsh butter marsh centaury marsh cinquefoil marsh clover marsh cow marsh crocodile marsh daisy marsh deer marsh dog marsh elder marsh felwort marsh fern

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。