茶叶含有比焙炒咖啡更多的咖啡因(占干绿茶叶的2。7 ~ 4。6 %)，但在饮料方面，茶中的咖啡因平均浓度却稍低。

Tea leaves contain more caffeine (2. 7 to 4. 6 percent of the dried green tea leaf) than does roasted coffee. But the concentration in the beverage averages somewhat less in tea.

youdao

这正是我在课上所教的，我教给他们通常的道理，那就是你不应占别人太多时间，他们还有事儿要干呢。

This is something that I teach in class. I teach them the common thing is that you shouldn't keep others too long from what they are going to do.

youdao

占主导地位的出口品是干椰肉，占总出口收入的三分之二。

The leading export is the coconut product copra, which accounts for about two-thirds of export revenue.

youdao

One percent is just theory. Good job! I know you can do it.

理论指导只占剩下的 1%。干得不错！相信你，能行的！

I agree课堂 - SpeakingMax英语口语达人