Kinin
激肽
🗣️ 情景例句
Know what I'm saying?
知道我在说什么吗？
The population of Africa is growing by leaps and bounds.
非洲的人口正在极其迅速地增长。
It is almost always due to some very special circumstances that traces of land animals survive,
几乎总是由于某些特殊的条件，陆地动物的遗体才被存下来，