to make something that is pointed or sharp into a smooth, curved shape by rubbing it把…磨光修圆,打磨掉…的锋利边角
He used a special machine to round off the corners of the old table.他用了一台特制的机器将这张旧桌子的角打磨成圆形。
COMPLETE
to complete an event or activity in a pleasant or satisfactory way圆满完成,圆满结束
To round off her education, her father sent her to a Swiss finishing school.为了让她圆满完成学业,父亲把她送进了瑞士的一所女子精修学校。
We rounded the meal off with a chocolate and rum cake.最后我们又品尝了巧克力和糖蜜酒蛋糕,美美地吃完了这顿饭。
round sth offADVERB➤nicely (especially BrE) 使⋯完美結束◇A coffee would round the meal off nicely.最後來杯咖啡,這頓飯就吃得心滿意足了。PREPOSITION➤with以⋯圓滿結束◇We rounded off the day with a picnic.我們以野餐圓滿結束了一天的活動。