Air hardening
[化] 空气淬火
🧩 词语组成解析
air
[ɛə]
n. 天空;气氛;空运;（简单易记的）曲调;
vt.& vi. 晾晒;烘干;播送;广播;
vt. 使房间通风， 透气;
n. 硬化, 淬火\\n[计] 硬化, 固化, 淬火
🗣️ 情景例句
He's like a little doll.
他像个小洋娃娃。
I'm sorry. I'm engaged now.
对不起，我现在正忙着。
In despair, I asked her whether she was enjoying her dinner.
失望之中我问她饭是否吃得满意。