Speleogen
次生洞穴结构
🗣️ 情景例句
Don't get upset.
不要发怒。
There have been a lot of changes here in the last 20 years.
在这20年里这里有很多变化。
Then, jumping into the car, he drove off as quickly as he could.
然后跳进车里，以最快的速度把车开走了。