round off的意思？

round off的音标：round off的英式发音音标为：[raund ɔf]round off的美式发音音标为：[raʊnd ɔf]...

The Italian way is to round off a meal with an ice-cream.意大利人总是在用餐结束时来份冰激凌。Take a piece of sandpaper and round off the edges of the frame.拿张砂纸把框架的边磨圆.We ask him to round off the essay for us.我们要他为我们润色这篇文章....