Underfeature
小起伏地形
🗣️ 情景例句
I'm sorry to have caused you so much inconvenience.
给你造成诸多不便，我很抱歉。
Please make yourself at home.
请别客气。
It seems that man was making a real effort to understand the seasons 20,000 years earlier than has been supposed.
看来人类早就致力于探索四季变迁了，比人们想像的要早20，000年。