With slow shutter speed, it's more likely that you or your subject is going to move while the shutter is open, causing motion blur in your photo.

如果快门速度较慢，则快门打开时，您或您的拍摄对象很可能会移动，从而导致照片出现运动模糊。

Adjust the shutter speed and aperture.

校准快门速度和光圈。

Use the fastest shutter speed possible.

尽可能用最高的快门速度。

Set shutter speed to 1/8000 - very little light gets through.

将快门速度调至 1/8000 - 非常少的进光量.