哪里有自由,哪里就是我的祖国。
板块构造理论是地质学的统一理论。
"The past is always tense, the future perfect."
The pursuit of knowledge is a journey that never ends.
"The harder you work, the luckier you get."
技术将彻底改变我们进行能源开采的方式。
Quality is more important than quantity.One home run is much better than two doubles.