Esogenetic
[医] 内生的
🗣️ 情景例句
I'm working my way through college.
我靠勤工俭学上大学。
I can't afford it.
我买不起。
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。