Selector valve
[化] 换向阀
🧩 词语组成解析
selector
[si'lektə]
n. 选择者，选择器;
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
Mom, you're going to win!
妈妈，你会赢的
This country is localed in the southern hemisphere.
这个国家位于南半球。
If you let one drop of his blood fall, you will lose all your land and all your money.
要是你让他身上的血流下一滴，你将失去你所有的土地和财产。