每日英语俚语14

have one's head in the sand
不顾事实真相；逃避现实；拒绝承认问题但又妄想情况好转；采取鸵鸟政策

It's no use having your head in the sand .You should try to solve the problem.
逃避现实是没有用的。你应该尝试解决问题。