Caseworker
n. 社会工作者
📖 牛津释义
caseworker
n.
🗣️ 情景例句
Right now my hands are full.
现在我忙得不可开交。
I would like you to keep is a secret.
我要你保守秘密。
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。