单词 | semilunar valve |
释义 | semilunar valve semilunar valve /ˌsem.i.luː.nəˈvælv/ aep /-nɚˈ-/ noun [C] SPECIALIZED ► F0 one of the valves (= structures that open and close) that stop blood from returning into the ventricles (= lower spaces) of the heartThesaurus+: ↑The circulatory system and blood |
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