The true measure of a company's success is how it treats its employees and the environment.
阈限性是两个阶段之间的过渡状态,个体不再处于前一个状态,但尚未进入下一个状态。
煤炭企业在追求经济效益的同时必须履行社会责任。
A house is a machine for living, but it must also be a home.
我们是我们选择的结果。