Permafrost
n. [地]永久冻结带
📖 牛津释义
permafrost
n[U]
subsoil that is permanently frozen, eg in polar regions 永冻土, 永冻层（如在极地的）.
🗣️ 情景例句
That's a great drawing of your girlfriend, but you should emphasize the nose a bit more.
你的女友这张画像很漂亮，但你应该把她的鼻子再勾画一下。
Our views are not so far apart,after all.
我们的看法不是相差悬殊,不管怎么说。
No, I think it'll be all right for him to go to school.
不，我想他去上学没什么关系。