drop down through your nose 翻译

要看上下文：
Some of these holes lead into your nose.Many times when you cry,the tears drop down through your nose---and it starts to run.
大意是：
有些小孔进入你的鼻腔.很多时候,当你哭泣时,泪水通过你的鼻腔滴下---并且开始直流而下.
因而你的问题答案就是：
drop down through your nose
通过你的鼻腔滴下