O ring
un. O形环；圆形截面密封圈\\n
🧩 词语组成解析
ring
[riŋ]
n. 戒指，指环;铃声，钟声;环形物;拳击场;
vt. 形成环状;环绕;使（例如铃）响;打电话给;
vi. 按铃，敲钟;回响;成环形;
🗣️ 情景例句
We are looking forward to our holidays.
我们盼望着假期的到来。
I'm sorry. Has it been bothering you?
对不起，打扰你了？
How is this word pronounced?
这词儿怎么读？