例句與造句

1. It could be evident that the age of cave fauna is the mid - late pleistocene , according to the three fossil species comparing with those of other fossil faunas related sites and according to the river terraces analysis near by luohe river
   “陜西洛南張坪田鼠類化石研究”就是這項工作的一小部分，目的是為認識秦嶺的隆升及環(huán)境變遷提供更多的證據。
2. It's difficult to find fossil fauna in a sentence. 用fossil fauna造句挺難的