the cameras focused in on your face. in on ,为什么两个介词,请把句分析一下.
问题描述：
the cameras focused in on your face. in on ,为什么两个介词,请把句分析一下.
答
Focus in 是固定短语搭配,聚焦；然后在你脸上,当然用onFocus in 搭配作为不及物动词？你说呢？focus in your face好像基本讲不通