v.打扮；使成现代风格；使漂亮；使整洁；使更敏捷

She did her best to smarten her husband up. 她尽最大努力把丈夫打扮得更英俊。

Some fresh flowers should smarten up the room. 几枝鲜花会使房间漂亮起来。

Try to smarten the house up before the visitors arrive. 在客人来到之前要把房子整理一下。

You'll have to smarten up if you want to pass those exams. 你要是想通过考试，思维就必须更加敏捷。