I believe that if you'll just stand up and go, life will open up for you.
The organism has one basic tendency and striving—to actualize, maintain, and enhance the experiencing organism.
一个运动员,为了能在百米比赛上场,至少要练上一万英里。数量带来经验。
未来能源结构将是多元化的,煤炭行业需要找准自己的定位。
学习数学的唯一方法就是做数学。