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
that you have strawberry and vanilla ice cream.
让你吃到草莓和香草的冰淇淋。
Choose an author as you choose a friend.
选书如择友。
Do me the favor to put on this shirt, and this suit.
请赏个脸，把这件衬衣穿上，还有这套衣服。