因此,教学艺术无非是时间、科目和方法的巧妙安排。
The future of food security lies beneath the waves, and we have a responsibility to unlock it wisely.
日本人是世界上最有礼貌的民族——也是最拘泥于细节的。
计算机科学的挑战在于弥合理论模型与实际应用之间的差距。
The fragility of banks is a direct consequence of their role as liquidity providers.