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
Bye, take care.
保重。
Every cloud has a silver lining.
山穷水尽疑无路，柳暗花明又一村。
Visits to really remote villages are seldom enjoyable --
到真正偏僻的村庄去旅游并不是一件愉快的事情。