Absence from classes
缺课
🧩 词语组成解析
from
[frəm]
prep. （表示时间）从…;（表示原因）因为;（表示来源）来自…;（表示分离）与…分离[隔开];
n. 级别, 阶级（class复数形式）
🗣️ 情景例句
Oh, really?
噢，真的？
Who is calling, please?
请问你是谁？
This would solve the problem of ventilation, for if a train entered this tunnel, it would draw in fresh air behind it.
因为如果有列火车开进隧道，它就把新鲜空气随之抽进了隧道。