roundsthoff
—phrasal verbwithroundverb[T]uk/raʊnd/us/raʊnd/
(SHAPE)
to make something that ispointedorsharpinto asmooth,curvedshapebyrubbingit
把…磨光修圆，打磨掉…的锋利边角
He used aspecialmachineto round off thecornersof theoldtable.他用了一台特制的机器将这张旧桌子的角打磨成圆形。
(COMPLETE)
tocompleteaneventoractivityin apleasantorsatisfactoryway
圆满完成，圆满结束
To round off hereducation, herfathersenther to aSwissfinishingschool.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。
Weroundedthemealoffwithachocolateandrumcake.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。