Impassableness
n. 不能通行
✅ 同义词
🔴 反义词
🗣️ 情景例句
She was in our class.
她和我们同班。
How about 12:45?
12点45分怎么样？
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。