出于经济眼光，索特使用电池组本身充当钟摆的浮子。
In a cunning economy, Mr Sauter USES the battery pack itself as the Bob of the pendulum.
但这个世界第二大经济体所提议的减排计划，遭到了中国气候问题最高特使及社会运动人士的尖锐回应。
But the proposed cut in emissions by the world's second largest economy drew a sharp response from China's top climate envoy as well as from campaigners.
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