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
Mr. Harry Bennett and his daughter.
Harry Bennett先生和他女儿。
Take it easy.
别紧张。
An American team explored a temple which stands in an ancient city on the promontory of Ayia Irini.
一个美国考古队在阿伊亚。依里尼海角的一座古城里考察了一座庙宇。