The left hand will be on the lens, while the right holds the camera body and controls the shutter.
其中左手握住镜头，同时右手握住机身并控制快门。
Cartier-Bresson used film camera, same lens, no flash, same shutter speed - he didn't need the newest digital equipment to take great photos.
布列松用胶卷机同一个镜头，没有闪光灯，同样的快门——他不需要最新的数码设备也可以拍好照片。
When you press the shutter release on the camera, a complex sequence of events occurs, including setting the aperture in the lens, flipping up the mirror of an SLR and a lot more.
实际上，当你按下快门时，一套复杂的程序开启，包括镜头内光圈的设置、一块单镜头反射镜的升起和其他更多的步骤。
Just like a lens has a range of apertures, your camera has a range of shutter speeds.
就像镜头有一个光圈范围，你的相机也有一个快门速度的范围。
The camera adjusts its focus, lens aperture, and shutter speed by itself.
它会调焦、调光圈和光闸速度。
She had just mounted a distance lens on her camera, drawing it forward, and had adjusted the aperture and shutter speed.
她刚刚给照相机换上一个长镜头，带好遮光罩，调整了光圈和速度。
Camera shake rule: The slowest shutter speed at which you can safely handhold a camera is one over the focal length of the lens in use.
手持拍摄时，最低安全快门速度为所用镜头焦距的倒数，低于这一速度，相机震动可能导致照片的锐度下降。
Camera shake rule: The slowest shutter speed at which you can safely handhold a camera is one over the focal length of the lens in use.
手持拍摄时，最低安全快门速度为所用镜头焦距的倒数，低于这一速度，相机震动可能导致照片的锐度下降。
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