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
OK. Do you want to get better?
好，你想把病治好吗？
We're in competition with several other companies for the contract.
我们与另外几家公司逐争取这个合同。
The team started work on a new section inside the ship near the front.
工作队在靠近船头的船舱里的一段新区开始工作。