Equipment maintenance
[经] 设备维修, 设备保养
🧩 词语组成解析
🗣️ 情景例句
Don't count your chickens before they hatch.
小鸡孵出之后再算数。
A poor man who takes a rich wife has a ruler, not a wife.
穷汉娶富妻，必受老婆欺。
What's the time?
几点了？