Intergelisol
[地质]间冻土, 残冻层
🗣️ 情景例句
He was a dull man and you had to explain things very slowly to him.
他脑筋迟钝，你必须慢慢地给他解释事情。
I don't know what I should have done without your help.
要不是您的帮助，我真不知道该怎么办。
What's going on?
发生什么事了？