相机快门声顿时响成一片。他告诉大家，在巴黎市中心没有摩天大楼。

Cameras whirred, and he pointed out that central Paris had no skyscrapers.

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中心式快门机构包括高速电机、一周离合器、传动轮系、两片叶片等主要部件。

The central type shutter mechanism comprises main parts including a high-speed motor, a one-circle clutch, a driving wheel system, two blades and the like.

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所以，最佳选择是把一切在按快门时解决，由印相中心印出满意的照片或即时在显示器欣赏。

So, the best choice is to get everything right by a click and have the satisfactory photos printed by the lab or readily displaying on screen.

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