How can I explain if you keep butting in?

你一直插嘴，我还怎么解释？

Lawrence kept on butting me but the referee did not warn him.

劳伦斯不断用头撞我，可裁判没有警告他。

Fancy butting against you here!

竟然会在这儿碰到你！

The goat is butting the tree.

那只山羊以头撞树。

Stop butting in when I'm talking to you!

我跟你说话的时候你不要插嘴！