To enhance something means to improve its value, quality, or attractiveness.
例句
They'll be keen to enhance their reputation abroad...他們會非常渴望提高他們在國外的聲譽。The superb sets are enhanced by Bobby Crossman's marvellous costumes.博比·克羅斯曼絕妙的服裝為華麗的舞臺增色不少。
英英詞典釋義
Adjective
1. increased or intensified in value or beauty or quality;
"her enhanced beauty was the result of a good night's sleep rather than makeup""careful cleaning was responsible for the enhanced value of the painting"