石油化工的未来在于高附加值、低碳产品。
仓库里空虚了日子就会难,子孙愚笨了怎么知晓礼义呢?
我不介意犯错,我只是不想一直错下去。
"In every war, there are two truths: the truth of the victors and the truth of the vanquished."