Valleriite
墨铜矿
🗣️ 情景例句
Well, then, perhaps we can get together another time.
也许我们可以另找时间聚一聚。
No rule without an exception.
没有一条规则没有例外。
(A light year is the distance which light travels at 186,000 miles per second in one year,
一光年是光以每秒186，000英里的速度在一年内走的距离，