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
And my first nephew.
我的第一个侄子。
What a shame.
好可惜。
Men in shirt sleeves stood outside their houses and glared at us.
只穿着衬衣的男人们站在屋子外面凶狠地盯着我们，