视频直播回放：照相实用句 W21L4

Is this a digital camera? 这是数位相机吗？

What functions does this model have? 这款相机有什么功能？

Is there any difference between these two camera models? 

这两款相机有什么不同？

How many pixels does this camera have? 这台相机的像素是多少？

Does this camera focus automatically? 这台相机是自动对焦的吗？

Could I give them a try? 我可以试用一下吗？

What is the button? 这个按钮是做什么的？

It is very user-friendly. 这台非常好操作。

What kind is the most durable? 哪一种最耐用？

Can the lens take wide angle shots? 这镜头有广角功能吗？

Can I change the lenses? 可以换镜头吗？

What is the capacity of the memory card? 记忆卡的容量是多少？