采矿业必须带头展示采掘作业如何与环境管理共存。
I’ve always been an optimist and I suppose that is rooted in my belief that the power of creativity and intelligence can make the world a better place.
释义:能不说的话就不必多说,走路时要谨慎慢行,不要随意乱走。
"The past is always with us, and it shapes who we are."