Afterprecipitation
二次沉淀
🗣️ 情景例句
Your name?
你的名字？
Yes, we have been interested in new system.
是的，我们对新系统很感兴趣。
The nomads who made these markings lived by hunting and fishing during the last Ice Age which began about 35,000 B.C.and ended about 10,000 B.C.
这些痕迹是游牧人留下的，他们生活在从公元前约35，000年到公元前10，000年的冰川期的末期，以狩猎、捕鱼为生。