The Queqiao satellite will form a communication bridge between controllers on Earth and the far side of the Moon.

鹊桥卫星将在地球的控制器和月球背面之间形成一座通信桥梁。

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Long ago, 10-foot human forms upon the surface of the earth were the norm, and gravity far less of a pull allowing the form to weigh less and move in ease.

但很久前，地球表面上10英尺的人类是很标准的尺寸，因为重力远小于现在，可让身体更轻并快捷移动。

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Nitrogen is by far the most abundant element in the Earth's atmosphere but most of it stays aloof in a form which living things can't use.

BBC: Leaving our mark: Fossils of the future