-(办好;弄好)makeasuccessof;perfect:
Aworkmanmustsharpenhistoolsifheistodohisworkwell.工欲善其事,必先利其器。
-(擅长;长于)begoodat;beexpert[adept]in:
notgoodatmanagement;不善经管
begoodatsinginganddancing;能歌善舞
-(容易;易于)beaptto:
beapttochange;bechangeable;善变
beforgetful;haveashortmemory善忘