激光技术的每一次突破都让我们更接近解决困扰科学家数十年的谜题。
Every breakthrough in laser technology brings us closer to solving mysteries that have puzzled scientists for decades.
协助儿童，能使你们之间建立起更亲密的关系。这胜过一般的感情，因为你不仅给他安慰，更给予了他们实际的帮助。
The challenge in auction theory is to balance simplicity with strategic sophistication.
Success in agriculture comes from understanding both the land and the people who work it.
一个人思虑太多，就会失去做人的乐趣。