对海洋的研究不仅仅是一种科学追求,更是一次挑战我们对世界认知的未知之旅。
我告诉你,德并不是用钱买来的,但是德却可以带来金钱。
The future of coal industry lies in clean and efficient utilization.
The computing scientist's main challenge is not to get confused by the complexities of his own making.