Piston ring
[化] 活塞环; 涨圈
📖 牛津释义
piston ring
split metal ring that fits into a groove on the rim of a piston to make a gas-tight seal 活塞环.
🧩 词语组成解析
piston
['pɪstən]
n. <机>活塞;
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
There's so many things to talk about.
有许多事情需要讨论。
You are better than I am.
你比我好。
Though we may enjoy reading about the lives of others, it is extremely doubtful whether we would equally enjoy reading about ourselves.
我们都喜欢看关于别人生活的报道，但是否同样喜欢看关于自己生活的报道，就很难说了。