v.使變亮；使生輝；發(fā)亮；開顏

The paint will brighten the room. 這種油漆將會(huì)使房了變亮。

White paint will brighten the room. 白色油漆會(huì)使房間顯得明亮。

He brightened (up) when he heard the good news. 他聽到這個(gè)好消息時(shí)喜形于色。

You sure know how to brighten your grandma's day. 你一定有辦法讓你奶奶生日快樂。