Stepdad
继父
🗣️ 情景例句
He is quick-witted.
他反应灵敏。
A little leak will sink a great ship.
千丈之堤溃于蚁穴。
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。