Love is not the easy thing.
爱不是容易的事。
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。
The key to sustainable growth is balancing economic progress with environmental responsibility.
建筑应该是安静和背景式的，而不是喧闹引人注目的
The only constant in business is change.