Air expansion
[机] 空气膨胀
🧩 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;
🗣️ 情景例句
There's a lot of good things about suburban living.
郊区生活是有许多优点。
Would you speak a little louder?
请你说大声一点好吗？
It contained $300 in pennies.
他坚持要店员点清那些硬币后他才离去。