A year is really a short time, and later you will be glad you postponed getting married.
一年其实是很短的,过后你将会为你推迟了婚期而感到高兴的。
Thus one simple fact, a change in the number of bison, had an effect on the whole wildlife chain of the plains.
因此,出现了这样一个简单的事实--野牛数目换的变化对平原的整个野生生物链都产生了影响。