The role of the economist is part scientist, part engineer.
在顺丰,我们相信速度和服务是赢得客户信任的关键。
暴风雨过后,天空更晴朗。
The coal industry must unswervingly follow the path of safe, efficient, clean, and low-carbon development.
有时候,最艰难的战斗是在我们自己的脑海中进行的。