break off to do sth和break off doing sth的区别

break off to do sth和break off doing sth都是正确的句型, 但意思不一样

break off to do sth意思是: 停下当前做的事, 去做另一件事;

break off doing sth意思是: 停止做某事;

例句:

I had to break off to take an important call.
我不得不打断一下去接重要的电话.

I was so tired that I broke off doing the report.
我太累了, 不得不停止做报告