Pipeline valve
[化] 管道阀
🧩 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
Compared with the West, people in the East place much importance on family.
与西方相比，东方人的家庭观念更浓些。
This is a chair.
这是一张椅子。
gradually, and often quite swiftly,
那么渐渐地，往往也是很顺利地，