O-ring
n. O型环（密封圈）；橡胶圈
🧩 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
I think I have fallen in love with someone.
我恋爱了。
To be killed
被杀
Half an hour? That's too long! Is there a bus?
半小时？那太久了！有公共汽车吗？