Malcomising
不锈钢表面氮化; 氮化热处理
🗣️ 情景例句
You'll see a stop sign.
会看到有个停车再开标 。
We have new methods like compensation trade and joint ventrue.
我们有补偿贸易和合资经营。
Here and here. And I can only move my arm as much as this.
这儿和这儿。我只能这样摆动手臂。