I want the images to butt up against each other with no gaps in between.

我想让图片互相对接没有间隙。

youdao

Now that the inner edges of the left and right visible doorways butt up against each other, we no longer need to keep the left image in the front.

现在，左侧与右侧，可见“doorway”的边缘接在一起，我们再不需要将左边图像保持在上方。

youdao

It seems it is literally impossible to go for a run or a walk without coming up with an idea that will knock you on your butt.

出去跑一圈或者走一会儿，在这段时间内如果没有好主意突然从你脑子里蹦出来是不可能的。

youdao

You get a few swings in the on-deck circle and then get your butt up in the box.

WSJ: Mets' Mike Baxter a Natural At Coming Through in a Pinch

Sometimes bringing about change is going to butt up against the status quo.

WHITEHOUSE: The White House

But although he discovered the cells in mouse embryos, human embryos have them too, and that is leading to trouble as the desires of researchers butt up against the fears of ethicists.

ECONOMIST: The 2007 Nobel science prizes