Marcomizing
不锈钢表面氮化处理
🗣️ 情景例句
I still live with my parents.
我还和父母同住。
If they say you are good, ask yourself if it be ture.
若有人称赞你，要自问对不对。
He used to learn everything by rote.
他过去总是死记硬背。