Test valve
[化] 检查阀
🧩 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
by Robert Frost.
Robert Frost作。
In Arizona, the stars seem very bright.
在亚利桑那州，星星看起来格外明亮。
In the evening, the children come home from school.They arrive home early.
傍晚，孩子们放学回家。他们到家很早。