Eustasy
海面进退; 海面升降; 冰河变异
🗣️ 情景例句
when she goes back to Greece.
她回去希腊时。
If you sell the cow, you sell her milk too.
蚀了本也输了利。
Yes, Mom! I'll do it right away.
听到了，妈妈！我这就去。