Nicarbing
渗碳氮化
🗣️ 情景例句
I would like a single room.
我想要一个单人间。
You cannot have two forenoons in the same day.
一日之中不可能有两个上午。
I'm afraid I must.Look at it!It's terribly dry.
恐怕我得现在浇。你看看，干得厉害。