Oiling ring
[机] 给油环
🧩 词语组成解析
[化] 加脂
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
His experience will be valuable to both of us.
他的经验对你我都很有用。
The doctor says that I should take quinine.
医生说我应该服用奎宁。
It is bacteria that have generated the oxygen we breathe on earth.
正是细菌生产出我们在地球上呼吸的氧气。