没有任何一位总统能够忠实地、认真地履行他的职责,还能有闲暇时间。
为什么我不能吃我的华夫饼?
你知道得越多,理解得越少。
The earth gives us its treasures, but it's our duty to give back more than we take.
The most profound impact of computer science is its ability to democratize information and empower individuals.
能源领域的创新不是可选项;它是必须的。