leaven

1. V-T If a situation or activity is leavened by or with something, it is made more interesting or cheerful. 給…添趣; 爲…增色

His interest in science and technology was leavened by a genuine passion for architectural history and theory. 對建築歷史學和其理論的熱愛使他對科學和技術的興趣更加濃厚了。

He found congenial officers who knew how to leaven war's rigours with riotous enjoyment. 他找到了和他志趣相投的懂得用狂歡來沖淡戰爭的殘酷的軍官。