Chertification
[地质]燧石化
🗣️ 情景例句
tomorrow morning before we leave.
在明天早上临走之前。
Jack of all trades is of no trade.
万事皆通，一无所长。
As Fred was going in the same direction, he walked along with the tourist.
因为游客与弗雷德走的是同一个方向，他便与游客一道同行。