A dot will appear at the top and bottom so that you can move it.

链接顶部和底部将显示一个点，表示您可以移动它。

youdao

I think PX is the little black dot at the bottom, entering the picture.

我认为那个底部的小黑点是行星x，正进入图画中。

youdao

I think PX is the little black dot at the bottom, entering the picture.

我认为那个底部的小黑点是行星x，正进入图画中。

youdao