We all have the same 168 hours per week, it's what you do with them that counts.
我们每个人一周里都有 168 个小时,就看你怎么利用。
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。