Nitempering
气体软氮化; 氮回火
🗣️ 情景例句
We've been driving for hours with no gas station in sight.
我们开车开了好久也没有看到一个加油站。
Forest fire caused by lava
熔岩引起的森林大火
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。