one moment in time造句

1、Indeed, closed timelike curves can make it impossible to de-fine "the universe at one moment in time."

2、After all, even the most action-filled exciting painting can represent only one moment in time; and any illusion of movement is gone after the first glance.

3、And we have a string here and the string is attached to this ball and the whole thing is going around and so at one moment in time this has a velocity, like so.