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
I hope that's a compliment.
我希望这是赞美之词。
When he opened the door the cat ran out and brushed by his legs.
当他一开门，那只猫跳了出来，偎依在他的脚边。
The man who, in old age, can see his life in this way,
上了年纪的人这样看待生命，