Thinned
v. （使）变稀薄, （使）变稀少, （使）变细( thin的过去式和过去分词 )
🗣️ 情景例句
Going away to college for the first time
第一次离家上大学，
A clear fast is better than a dirty breakfast.
宁为清贫，不为浊富。
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。