单词 | back-heart |
释义 | > as lemmasback-heart back-heart n. Brit. /ˈbakhɑːt/ , U.S. /ˈbækˌhɑrt/ the dorsal heart or large blood vessel of insects and other arthropoda.ΘΚΠ the world > animals > invertebrates > phylum Arthropoda > [noun] > member of > parts of > dorsal heart back-heart1883 1883 Longman's Mag. May 49 A jointed animal..with a back-heart, a nervous system below, and a digestive tube. < as lemmas |
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