liven (something) up
phrasal verb with liven verb uk/ˈlaɪ.vən/ us/ˈlaɪ.vən/
（给…）增色，（为…）添彩；（使）欢快起来
to become more interesting and exciting, or to make something become like this
A new coat of paint would liven the kitchen up. 新刷一层漆会使厨房鲜亮起来。
Liven up your meals with fresh herbs and spices. 新鲜的香料和调味品会让饭菜的味道更加鲜美。
The party livened up as soon as Sally arrived. 萨莉一到，晚会立刻活跃了起来。