If everything when it occupies an equal space is at rest, and if that which is in locomotion is always occupying such a space at any moment, the flying arrow is therefore motionless.

如果任何占据一定空间的物体都是处于静止状态的，如果处于运动中的物体在任何时间都占据这样一个空间，那么飞矢即是不动的。

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He was able to shoot down a flying bird with the bow and arrow.

他张弓搭箭能射落空中的飞鸟。

《新英汉大辞典》

There are three paces of time: the future long overdue, the present is flying like an arrow, the past never stand still.

时间的步伐有三种：未来姗姗来迟，现在象箭一般飞逝，过去永远静立不动。

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