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
The wedding ceremony is about to begin.
婚礼就要开始了。
Will you speak more slowly?
请你说慢一点好吗？
That sounds very interesting! I'll buy some frozen peas at the supermarket on my way home.
听起来很有趣！我回家时在超级市场买些冻豌豆。