1. 圆形的;圆润的
Something that is rounded is curved in shape, without any points or sharp edges.
2. 全面发展的;多方面的;完善的
You describe something or someone as rounded or well-rounded when you are expressing approval of them because they have a personality which is fully developed in all aspects.
1. curving and somewhat round in shape rather than jagged
e.g. low rounded hills
rounded shoulders