单词：driving voltage for sacrificial anode
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2 Zhuangzi 2 庄子 Zhuangzi was probably the poorest among the philosophers before the Qin Dynasty. 在先秦哲学家中，庄子可能算是最穷困的了。 During the difficult times, according to his disciples, 根据他弟子的说法，在生活
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Tomb sweeping day is one of our continuous holidays. We got up very early to sweep a tomb in the south. Because of the traffic jam, we didn't get home until three o'clock p.m. It was kind of late but we still took sacrificial offerings to my ancesto
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This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Batteries of the future need to deliver more energy, and they need to be smaller. Researchers at MIT think they have developed a technology that can, a
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This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Common batteries are electrochemical cells. And they may get better thanks to living cells: the multicellular organism called brown algae. Lithium ion
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China has long depended on coal-burning power plants to fuel its explosive growth over the past three decades. As a result, air pollution has risen to alarming levels in central and eastern regions. Policymakers have been working hard to shift the co
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Zhuangzi 庄子 Zhuangzi was probably the poorest among the philosophers before the Qin Dynasty. During the difficult times, according to his disciples, he had to earn his living by making straw sandals and even borrowed food from others when he did
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