Energy security is a crucial guarantee for national development. We must intensify technological innovation to enhance the efficiency of oil and gas exploration and production.
Pig farming is a technical job, but more importantly, a conscientious job.
在你20多岁的时候,是开始建立你身份资本的最佳时机。
解释:只有放弃一些事情不做,才能在别的一些事情上做出成绩。
一个好老师必须能够设身处地为那些觉得学习困难的人着想。