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物体的加速度与所受的合外力成正比,与物体的质量成反比。加速度的方向与合力的方向相同。
The alternation of motion is ever proportional to the motive force impressed; and is made in the direction of the right line in which that force is impressed.
Life has to be given a meaning because of the obvious fact that it has none.
每个艺术家都将画笔浸入自己的灵魂,并将自己的本性画入画中。
如果我们认为可以将主动数据库系统中过程与数据的比率任意减小,甚至保持较小,那我们就是在开玩笑。
I rarely explain or respond, but I know what I'm doing.