Pears
n. 皮尔斯（人名）
🗣️ 情景例句
Four will be good.
4只应该够。
If two men ride on a horse, one must ride behind.
两人同骑一马，必有一人在后。
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。