a person who behaves extremely well in order to please a superior
形容词 goody-goody:
affectedly or smugly good or self-righteous
goody-goody详细解释
good.y-good.y adj.（形容词）Affectedly sweet, good, or virtuous.伪善的：装作亲切的，友好的或品德高尚的n.（名词）【复数】good.y-good.ies One who is affectedly sweet, good, or virtuous.伪善的人：装作亲切的，友好的或品质高尚的人
