跨价值链的合作是解决塑料废物挑战的关键。
Collaboration across the value chain is key to solving plastic waste challenges.
再说,义就是匡正的意思,不能以下正上,必须是以上正下。
It may be unfair, but what happens in a single day can change the course of a whole lifetime.
把灯笼背在背上的人，有黑影遮住前路。