It is pointing towards the sun in summer.
它在夏天指向太阳。
The seasons are made by the northern end of the axis pointing towards or away from the sun.
季节是由地轴的北端指向或远离太阳形成的。
The dark feature pointing towards the lower left corner is the shadow of the pylon holding the occulter.
指向左下角的黑暗物质是有神秘物质的塔的阴影。
This particle is constantly changing its direction, but it therefore has an acceleration and the acceleration, we have shown here, is pointing towards the center.
这个质点恒定地改变它的运动方向,因此它具有加速度,而且这个加速度,我们前面也讲过了,指向圆心
The tangent's pointing towards the direction you are headed at that instant.
切线的方向就是,速度矢量在那个瞬时的指向
That means the acceleration is pointing towards the center of the circle and it has a magnitude a.
也就是说加速度,始终指向圆心,其模长为 a
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