采矿效率不仅仅是成本问题,更是减少环境影响的问题。
The highest goal of education is not knowledge, but action.
我不是一个等待事情发生的女孩。我是一个让事情发生的女孩。
The goal of diplomacy is to resolve disputes through dialogue and cooperation, and promote sustainable peace and development.
A friend is someone who knows all about you and still loves you.