Schefferite
锰钙辉石
🗣️ 情景例句
When can I do that? I'd be happy to.
我什么时候可以去看 我很乐意做这项工作。
He is wise that hath wit enough for his own affairs.
聪明的人有足够的才智处理自己的事情。
Between 1850 and 1910 the bison population is thought to have fallen from 60 million to just a few hundred.
人们认为，在1850年到1910年之间，野牛的头数从6，000万头降到只有几百头了。