The reason for this is that as we know, longer focal length lenses magnify the image, but they also magnify the camera shake.

正如我们前面所学，更长的镜头焦距虽然放大了图像，但同样增加了镜头抖动。

youdao

There's no reason they won't have a video camera located in a buttonhole, maybe even a video projector.

可以想见未来会有嵌入纽扣的摄像头，甚至是投影仪。

youdao

The camera is a tool for me. Through it, I things around for a reason.

相机是我的工具。透过它，我给周遭的事物一个理由。

youdao

The reason is that both camera and lens have to be small, to fit with all the other gubbins on a phone.

ECONOMIST: Camera-phones

If the camera system can't read a label for one reason or another, an image of it arrives at Telecode -- a room lined with desktop stations and employees keeping watchful eyes on screens.

ENGADGET: Inside UPS' Worldport: How a shipping titan moves 2,000 packages every 17 seconds

The 4G LTE (about 10x faster than 3G) will be the primary reason, though the Retina Display, new five megapixel camera, and faster processor will also do damage.

FORBES: Connecting marketers to the Forbes audience. What is this?