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 didn't even finish it.
没有能吃完它。
A good marksman may miss.
智者千虑，必有一失。
Sitting down on a dilapidated wooden fence near the field, we opened a couple of tins of sardines and had a picnic lunch.
我们在田边一堵东倒西歪的篱笆墙上坐下来，打开几听沙丁鱼罐头，吃了一顿野外午餐。