Preheated air
[機] 預熱空氣
?? 詞語組成解析
v. 預熱( preheat的過去式和過去分詞 )
air
[??]
n. 天空;氣氛;空運;（簡單易記的）曲調;
vt.& vi. 晾曬;烘干;播送;廣播;
vt. 使房間通風， 透氣;
??? 情景例句
is looking for an executive. And he recommended me.
正在物色一位主管。他推薦了我。
which direction is it to the theatre?
它哪個方向對劇院？
All the students are expert drivers, but before they drive any of the buses, they will have to pass a special test.
所有的學生都是開車的能手，但在駕駛公共汽車之前，他們必須通過一項專門測驗。