Eustasy
海面进退; 海面升降; 冰河变异
🗣️ 情景例句
And now to see the end of the football game.
现在去看看足球赛的最后一段。
I was on the track team 10 years ago.
十年前，我在田径队。
Frank could hardly conceal his excitement, for he knew that he had made a real discovery.
弗兰克几乎无法掩饰自己兴奋的心情，因为他明白自己发现了一件珍品。