These video stills are taken from previously unseen footage showing the devastation beneath the World Trade Center after the September 11 terror attacks.
这些视频照片是之前从未公开过的,它们一定程度向大家展示了在9.11恐怖袭击之后被摧毁的世贸中心的景象。
With a dedicated HD video recording button on the back, it's cake to switch between capturing stills and video (1080i at 60fps, or 720p at 30 FPS).
HD录像(1080 i每秒60格、或720p每秒30格)的专用按键也令动静态影像的捕捉切换更是轻松写意。
There are two cameras on the iPad2 — a front facing (for video chatting) and a rear camera (for taking stills and high definition video).
iPad2有两个摄像头——一个前置摄像头(为了视频聊天)和一个后置摄像头(为了照相和高清视频)。
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