A bird's-eye view of China would indicate that China's terrain descends in four steps from west to east.

从高空俯瞰中国大地，地势像四级阶梯，自西向东，逐级下降。

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A third contributor, who came closer to the majority view, said: "Ah, the human eye can be tricked so easily."

另一位网友的观点则代表了大多数人的看法：“人类的眼睛总是容易被骗。”

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In Dar, one morning before my train trip, I made my way to the roof of my hotel for a bird 's-eye view of the city below.

踏上这段火车之旅的前一天早晨，我登上旅馆的屋顶，想鸟瞰城市面貌，有位英国建筑工头站在那里，监督旅馆的扩建情况。

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It wasn't until we'd disabled automatic photo uploading to Eye-Fi View, the company's cloud service, that speeds began to pick up.

ENGADGET: Eye-Fi Pro X2 16GB Class 10 hands-on Hands-on

Another assumption is that Apple may skip out on 3D because of the clunky glasses that are required to view the eye-popping images.

FORBES: Why Apple Won't Release a 3D TV

As long as there is a birds-eye view from one building to the next, the laser beam can transmit to and from a high-speed transmission center.

CNN: Terabeam aims to solve 'last mile' data jam