Metalimnion
变相湖沼, 变温层
🗣️ 情景例句
It is absolutely impossible.
这是绝对不可能的。
You were here in February,weren't you?
二月份你曾在这里，对不对？
Don't we have any food for supper?
我们晚饭没有东西吃了吗？