to light it up
01
to brighten or illuminate something, making it more visible or radiant
例
She turned on the lights to light it up for the photoshoot.
02
to set something on fire or to ignite it
例
He struck the match and lit it up in seconds.
03
to make something more energetic, exciting, or vibrant
Informal例
The DJ is about to light it up with his new remix.
