Schuilingite
铜铅霰石
🗣️ 情景例句
There are several tours of the Grand Canyon.
到大峡谷有好几个旅游团。
he has a fresh approach.
他有一个新的处理办法。
Exploring really deep caves is not a task for the Sunday afternoon rambler.
探测非常深的洞穴不是那些在星期日下午漫步的人所能胜任的。