区别就是两者意思是不一样，具体的不同如下

cometo中文意思是v. 想起；共计

They come to me to whine about their troubles.

getto中文意思是到达；开始；接触到

Allow plenty of time to get to the airport.留出足够的时间到达机场。

I like to get to airports in good time.