Definition: to gradually become known Level: C1
关于墨西哥地震的消息逐渐传来。
News is ___filtering ___in of an earthquake in Mexico.
关于该事件的信息逐渐为人所知花了一些时间。
Information about the incident took a while to ___filter ___through.
政策变化的细节开始逐渐传到员工那里。
Details of the policy change began to ___filter ___down to the staff.
