The coal industry must deepen supply-side structural reforms and improve supply quality.
Computers don't introduce order anywhere as much as they expose opportunities.
你越是能增加对失败的恐惧,就越能激励人们避免失败。
每个城市都有性别和年龄,这与人口统计无关。
The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.