例句與造句

1. The renminbi exchange rate of 7 . 80 against the us dollar is perhaps a psychological level to some people , although when that level is reached is much more than just a statistical phenomenon
   對一些人來說，也許每美元兌7 . 80人民幣是一個心理關(guān)口，但人民幣匯率何時達到這個水平，卻不僅是一個統(tǒng)計學(xué)的問題。
2. It's difficult to find statistical phenomena in a sentence. 用statistical phenomena造句挺難的