Philip Ball gives a passionate defence of the importance of engineering and Oliver Morton, a colleague at the Economist, paints the planet as a dynamic orb.
Phhilip Ball激昂地辩护工程学的重要性；TE同仁Oliver Morton把地球描绘成动态的天体。
Passionate Latin and dynamic street dancing demonstrate youthful power.
的拉丁，动感的街舞，弥漫着青春的宣扬。
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