Atrioventricular valve
房室瓣
?? 詞語(yǔ)組成解析
a. 房室的\\n[醫(yī)] 房室的
valve
[v?lv]
n. 閥;真空管;（管樂(lè)器的）活栓;（心臟的）瓣膜;
vt. 裝閥于;以活門調(diào)節(jié);
??? 情景例句
Make yourself at home.
勿客氣。
If you trust before you try,you may repent before you die.
不經(jīng)考驗(yàn)就依賴，不到瞑目便的悔。
So was born the echo-sounding apparatus, now in general use in ships.
這樣就產(chǎn)生了目前各種船舶上普遍應(yīng)用的回聲探測(cè)儀。