Combination valve
[化] 复合阀
🧩 词语组成解析
valve
[vælv]
n. 阀;真空管;（管乐器的）活栓;（心脏的）瓣膜;
vt. 装阀于;以活门调节;
🗣️ 情景例句
All right. Please hold two orchestra seats for us.
好，请帮我们保留两张前排的座位。
Do you know any of those people?
你认识那些人吗？
Many people think that Canadians all over the country speak the same way.
许多人认为加拿大全国人的说法都相同。