单词：payload efficiency
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[00:15.60]Is Parking Permitted Here? [00:18.87]这里允许停车吗？ [00:22.15]A. Is Parking permitted here? [00:25.04]这里允许停车吗？ [00:27.92]B. Yes, it is.Thanks. [00:29.95]是的，允许。谢谢。 [00:31.97]A. Are people allowed t
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SpaceX Celebrates Historic Rocket Launch, Landing 创造历史!SpaceX火箭发射回收成功 And the safe landing is a big deal. It means that space travel could become a lot easier in the future. Normally rockets deliver their payload a satellite,
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At the same time, methanogens can use hydrogen and carbon dioxide produced by other bacteria to generate methane, 同时，产甲烷菌可以使用其他细菌产出的氢和二氧化碳以生成甲烷， which can reduce the total volume of gas by u
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By Mike O'Sullivan Los Angeles 16 November 2007 Auto makers who are showcasing their latest models at the Los Angeles auto show are expanding product lines in the hope of staying competitive in a changing market. Mike O'Sullivan reports, carmakers fr
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Back to basics 节能以人为本 Energy efficiency is not very flashy. That may be a selling point 能源增效并不那么高高在上，也许它还是个卖点。 Hope those are energy-saving bulbs 希望大家都使节能灯泡 WHEN Richard Sanc
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