in focus　隐藏摘要 
焦点对准；清晰
focus...on 使眼睛注视，集中
in focus 焦点对准；清晰
out of focus 焦点没有对准；模糊
http://www.nalimai.com/book/200781442.htm - 基于59个网页
焦距对准，清晰
in focus焦距对准，清晰
http://www.gdrc.com/job/2877061613.html - 基于39个网页
焦点对准
impurity 杂质
in focus 焦点对准
in parallel 并联
http://www.steeldesign.cn/design/english/zych-wulicihui.html - 基于39个网页
准确封焦
imagestructure 影像结构
in focus 准确封焦
incandescent light 长明灯
http://www.199u2.com/bbs/dv_rss.asp?boardid=20&id=6143&page=10&s=xhtml - 基于37个网页
  相关词条
focus-in  
bring in focus  
be in focus  
mit in focus