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
Shut the curtains, I'd like a little privacy for a while.
拉上窗帘，我这会不想让人看到。
I played ping-pong this morning.
我今早在打乒乓球。
There is something comforting about the warm glow shed by advertisements on cold wet winter nights.
寒冷潮湿的冬夜里，广告灯箱发出的暖光，会给人某种安慰。