If you bounce the flash off a wall to the side of you, or behind you, then the source of light relative to the subject, is much larger than if you had shot with the flash straight on.
如果你把闪光灯打到你旁边或身后的墙上，相对于拍摄主体来说，此时的光源面积要比直接将闪灯打到主体上要大的多。
Second-generation phototypesetter A computer aided phototypesetting system using flash tube as the light source and a rotating film matrix for exposing the film or paper.
第二代照排机电脑辅助的照相排字系统。它用闪光管作光源，把旋转中的菲林字母板上的字体影排队于菲林或相纸上。
When I turned to using the camera's built-in flash as the main light source, the large nose of the housing (WP-DC34) blocked the flash, and cast ugly shadows that threatened even to cover my subjects.
用G12内闪的时候，因为原装壳的大鼻子（镜头处很大很长），挡住闪光灯，造成画面会出现部分丑陋的阴影。
Thus far we've focused on scenarios where natural light is the main light source, and the camera's flash is used as the fill light.
到目前为止我们已经关注情况下自然光线是主要的光源，相机的闪光灯作为填充光。
Xe flash lamps are adopted as light source of solar simulation flash-lamp array, in order to solve the problem of control, a special control system for xenon lamp was designed.
太阳模拟灯阵采用氙灯作为太阳模拟光源，本文专门设计了氖灯光源控制系统。
The intense pulsed light system which the light source is Xe-flash-lamp has become the optimal method for the photo-rejuvenation all the world now.
目前，采用脉冲氙灯作为光源的强脉冲光治疗机已经成为国际上进行光子嫩肤的最佳选择。
The intense pulsed light system which the light source is Xe-flash-lamp has become the optimal method for the photo-rejuvenation all the world now.
目前，采用脉冲氙灯作为光源的强脉冲光治疗机已经成为国际上进行光子嫩肤的最佳选择。
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