Return valve
[化] 回路阀
🧩 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
What kind of exercises do you like to do?
你喜欢什么锻炼方式？
Why Mr. Cooper so tired?Do you have any idea?
为什么库珀先生这样疲倦的?你有想法吗？
The lorry was loaded with empty beer bottles and hundreds of them slid off the back of the vehicle and on to the road.
卡车上装着空啤酒瓶。成百只瓶子顺势从卡车后面滑出车外落在马路上。