Residual air
[医] 余气
🧩 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
Are you excited about graduating from high school?
你从高中毕业会不会感到很兴奋呢？
It's up in the air.
尚未决定。
Can you imagine how much he paid for that car?
你能想象他买那车花了多少钱吗？