Jackmanizing
深度渗碳; 深渗碳处理
🗣️ 情景例句
Robbie, would you bring the dessert plates.
Robbie，你把甜点盘子拿来好吗？
The thread breaks where it is weakest.
线断常在最细处。
We want to order some of these.
我们想订些这种货。