Valve cover
[化] 阀套
🧩 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
Thank you. In there?
谢谢 。在那里面吗？
I'm boating at the lake.
我在湖边划船。
and that if only the common peoples of the would could meet one another at football or cricket, they would have no inclination to meet on the hattlefield.
还说各国民众若在足球场或板球场上交锋，就不愿在战场上残杀的时候，我总是惊愕不已。