Twenty million years ago, Idaho was not the arid place it is now. Rather, it was warm and damp, populated by dense primordial forest.

2000万年前，爱达荷州不像现在这样干旱。确切地说，它那时温暖潮湿，生长着茂密的原始森林。

《柯林斯英汉双解大词典》

The result shows the deposition environment of the area is a continental lake deposition environment in partly damp and partly arid lower than cold geologic climate of temperature condition.

结果表明，沙三时期该区的沉积环境为半潮湿、半干旱较温凉的古气候条件下的陆相湖泊沉积环境。

youdao