smarten verb (smarten up 或 smarten someone/thing up)
make (something) smarter in appearance 使(某物)整洁,漂亮 [with obj.]he spent part of the proceeds on smartening up his flat. 他用了部分收入装修公寓。 ■[noobj.](smarten up)make one's appearance smarter 打扮,修饰(某人的外表) if there was water to spare I would smarten up and shave. 要是水多的话,我要再打扮一下,刮刮脸。
[noobj.]behave more wisely 更明智地行动;识时务;识相 if you don't smarten up soon, you'll find yourself out on the street. 如果你不马上放聪明点,我们就把你赶到大街上。