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。

And beneath that there's edge-finding, which makes images with definite shapes more engaging than mere blur.

（注五）除此之外，还有「寻边倾向」，它令具有确定形态的图像比模糊的更具吸引力。

And you want to get more active, but your days are a blur of work, household chores, errands, and time with family and friends.

尽管我们想变得更加有活力，可是我们的私人时间被工作、家务、琐事甚至于和朋友家人在一起的时间所侵蚀殆尽。