EF的意思是Electronic Focus(电子对焦),是佳能EOS相机的卡口名称,也是EOS原厂镜头的系列名称。EF镜头可以用在佳能所有EOS相机上,全幅和非全幅的都能用.
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Electronic focus groups 电子团体焦点访谈
electronic focus control system 电子对焦系统
electronic focus
电子集中
以上为机器翻译结果,长、整句建议使用 人工翻译 。
Reducing distractions, and finding times when you can avoid electronic distractions entirely to focus on the task at hand, has become a necessity.
FORBES: Written by Yaacov Cohen
No longer happy as part of a group, Skrillex left the surefire payday in 2007 to focus on his own, electronic, music.
FORBES: Feature
Unlike conventional binoculars, electronic autofocus keeps moving subjects sharply in focus at all times, eliminating the need to focus manually as your scene changes.
ENGADGET: Sony's Digital Recording Binoculars score a huge boost with $2,000 DEV-50V
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