在线词典唇齿相依象嘴唇和牙齿那样互相依靠。比喻关系密切,相互依靠。拼音chún chǐ xiāng yī解释象嘴唇和牙齿那样互相依靠。比喻关系密切,相互依靠。近义词唇亡齿寒、辅车相依反义词不共戴天、势不两立英文释义lit. as close as lips and teeth (idiom); closely related; interdependent