up的意思？

send into: 使處于某種狀態,使變得

例句:

He was sent into prison for stealing.

由于他盜竊,現在已經在監獄里了.

send up: 發出, 射出, 長出, 呈保, 使上升

例句:

As soon as you get to the assembly point send up a red flare.

你們一到達集合地點馬上發射一顆紅色的信號彈。