Glaciations
(glaciation 的复数) n. 冻结成冰, 冰川作用
🗣️ 情景例句
What are you doing?
你在干什么？
He is a manager of a famous corporation.
他是一家着名公司的经理。
Hay had been cut and cowsheds had been cleaned.
干草已切好，牛棚也打扫干净了。