Eustasy
海面进退; 海面升降; 冰河变异
🗣️ 情景例句
Millie, did you bring the tapes for dancing?
Millie，带来了跳舞的录音带吗？
Don't worry about it.
别管他！
Travelling at a height of 30,000 feet, far above the clouds, and at over 500 miles an hour is an exhilarating experience.
腾云驾雾，在30，000 英尺高空以500英里的时速旅行，这种经历令人心旷神怡。