Kyschtymite
刚玉黑钙长岩
🗣️ 情景例句
That sounds very nice. When will it be?
听起来真不错，什么时候呢？
How long does it take for a letter to get to California ?
一封信到加利福尼亚要花多长时间？
Now that they could ride horses, it became easier to hunt the bison, a type of cattle which used to exist in huge numbers on the plains of America.
当他们从一个营地搬到另一个营地去的时候，他们就可以利用这些野马来运载货物。既然土著人会骑马了，猎取野牛也就容易了。这种野牛以前是成群结队地生活在美洲平原上的。