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
Yes. Those are excellent gifts. Who else do you need to buy for?
当然，这是都是最佳礼物。你还需要买给谁？
It's windy this afternoon.
今天下午起风。
A great many goods were sent to the exhibition from various parts of the world.
大量的商品从世界各地运送到了博览会，