| 单词 | endocardium |
| 释义 | Word Frequency endocardium(ˌɛndəʊˈkɑːdɪəm) nounWord forms: plural -dia (-dɪə) the membrane that lines the cavities of the heart and forms part of the valves Word origin C19: from New Latin, from endo- + Greek kardia heart |
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