Univallate
a. [ 考古] 围有单层防护土墙的
🗣️ 情景例句
How was your trip?
你这一趟旅途还好吧？
I don't mind staying up late.
我不在乎熬夜。
There is space for summer picnics, open-air concerts, plays and games.
这儿有空旷的地方，供作夏日野餐、露天音乐会、各种娱乐和竞赛之用。