Undation
陆地或海底大面积的上升或下降运动
🗣️ 情景例句
But our anniversary isn't until Saturday.
但是要到星期六才是我们结婚周年呀。
This is a very pleasant restaurant.
这里是令人舒适的餐厅。
why have we had no visitors from outer space yet?
那么我们为什么还未见到外层空间来访的客人呢？