focus on
1. (使)集中于
He focused his eyes on me.
他注视着我。
in focus
1. 清晰的; 焦点对准的
I got her in focus before I took the photo.
我在拍摄前先用镜头把她对清楚。
习惯用语bring into focus (=bring to a focus)1.■使集中在焦点上; 使清楚起来; 使明朗化; 使突出come into focus1.■(某物)轮廓明显, 清晰; (问题)突出in focus1.■焦距对准, 清晰out of focus1.■焦距没对准, 模糊with focus on1.■把焦点集中在focus out1.■散焦特殊用法actinic focus1.■光化焦点annular focus1.■环形焦点apparant focus1.■虚焦点automatic focus1.■自动聚焦beam focus1.■电子束聚焦centre-to-edge focus1.■中心至边缘的聚焦chemical focus1.■化学焦点circular focus1.■圆形焦点conjugate focus1.■共轭焦点corner focus1.■角聚焦coudМ focus 折轴镜焦点deep focus1.■深(震)源earthquake focus1.■震源hypocentre focus1.■震源seismic focus1.■震源electrostatic focus1.■静电聚焦[焦点]equivalent focus1.■等效焦点fine focus1.■细焦点fixed focus1.■固定焦距[焦点]follow focus1.■跟(镜头聚)焦front focus1.■前焦点gun focus1.■电子枪焦点image focus1.■象焦点line focus1.■行聚焦long focus1.■长焦距marginal focus1.■边缘焦点meridional focus1.■子午焦点multiplier focus1.■倍增器聚焦pan focus1.■泛焦(远近景同时摄影法)paraxial focus1.■傍轴焦点pinpointed focus1.■最佳焦点[距]plasma focus1.■等离子体焦点principal focus1.■主焦点prime focus1.■主焦点rear focus1.■象方焦点, 后焦点rectangular focus1.■矩形焦点retro focus1.■焦点后移, 负焦距saddle focus1.■鞍式焦点sagittal focus1.■径向焦点seismic focus (=hypocentre)1.■震源selective focus1.■选择聚焦sharp focus1.■锐[强, 准]聚焦soft focus1.■软焦点(照片)split focus1.■折中[分裂]焦点stable focus1.■稳定(的)焦点tangential focus1.■切向焦点vertical dynamic focus1.■垂直动态聚焦view finder focus1.■寻象器聚焦violet focus1.■紫色光焦点virtual focus1.■虚焦点