Case harden
[建] 表面硬化
🧩 词语组成解析
case
[kes]
n. （实）例，事例;情况，状况;诉讼（事件），案件，判例;容器（箱，盒）;
vt. 把…装入箱（或盒等）内;加盖于;包围，围住;[俚语]（尤指盗窃前）探察，侦查，窥测;
cas(to fall)+e→事件；事情；场合；状态；诉讼事件；患者
🗣️ 情景例句
He'd been two-timing me for months.
他另有所爱，多少个月来一直在瞒着我。
We're afraid that your product's quality won't satisfy Chinese customers.
恐怕你们的产品质量无法使中国顾客满意。
Every day he leaves his home and walks to the lift.
每天他离家后就步行去乘电梯。