Uncrossing
v. 使不交叉( uncross的现在分词 )
🗣️ 情景例句
Were you here last time on his birthday party?
上次你有没有参加他的生日舞会？
He never breaks his word.
他决不食言。
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。