One who never turned his back but marched breast forward, never doubted clouds would break.
有效的外交策略是建立在信任、合作和共同利益的基础上的。
煤炭企业要增强社会责任感,实现经济效益与社会效益的统一。
The future is not something to be predicted, but something to be achieved.
理论计算机科学与应用数学之间的协同作用带来了曾经被认为不可能的突破。