Annular valve
[机] 环状阀, 轮形阀
🧩 词语组成解析
annular
[['ænjulə]]
a. 环形的\\n[医] 环状的
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
Not exactly.
还不一定。
Our new product line has been very successful. We've expanded the factory twice this year already.
我们新的生产线非常成功，我们今年已把工厂扩展了两倍。
Good morning, Mr. WU:?Here's my homework. I was ill on Monday, so it's late.
吴先生，早上好！这是我的英语家庭作业。我星期一病了，所以迟交。