学习不是一个被动的过程;它涉及知识的主动构建。
Learning is not a passive process; it involves the active construction of knowledge.
质量始于土壤;如果你照顾好土地,土地就会照顾好你。
和对的人结婚,这将使所有事情都变得不同。
Innovation is not an option; it's a necessity for the survival of the coal industry.