Eustatism
海面升降性, 海面进退性
🗣️ 情景例句
No, I'm not very good at it.
不 ，我网球不行。
I cannot hear the tape.
这卷录音带什么都听不到。
Aunt Harriet lived in that leisurely age when servants were employed to do housework.
哈丽特生活在一个悠闲的年代，家务事都由雇来的佣人代劳。