He was careful not to let his political views come between him and his colleagues at work.

come 是动词，意思是"来、出现"，在这里表示某种情况的出现或发生。 between 是介词，意思是"在...之间"，在这里表示某种关系或联系的中断或阻碍。 come between 是一个短语动词，意思是"介入、妨碍、损害（关系）"，指某种因素导致两人或多人之间的关系受到影响或破坏。