我们之所以能够区分远处看到的模糊形状和颜色,是因为我们的眼睛的能力。
Efficiency in farming should never come at the cost of environmental stewardship.
灵魂永远在运动,它爱慕和渴望一切。
I'm a big believer in the idea that you are who you surround yourself with.
The returns to education are higher than most people realize.
The core of Pinduoduo is "group buying," allowing users to participate in shopping through social means.