Clappet (valve)
[化] 止回阀
🧩 词语组成解析
[建] 止回阀
🗣️ 情景例句
It was tough, but I made it. I'm a college graduate.
那虽然不简单， 但我成功了。 我现在是一名大学毕业生了。
I'll let you know if anything comes up.
如果发生了什么事，我会让你知道。
We were developing too much waste.
生产出来的废品太多了。