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[0:0]arithmetic arouse arrange算术 引起,唤起 安排,准备 [0:37.8094]arrest artificial artistic aspect逮捕,拘留 人工的,人造的 艺术的,美术的 方面,面貌 [1:31.0307]assemble assembly assess asset混合,聚集 立法机构,议会 对...估价 人价值的,优点 [2:22.6436]as

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Scientists at the Massachusetts Institute of Technology (MIT) have created what could be a breakthrough in providing clean, alternative energy. Researchers have invented an artificial leaf that splits water into hydrogen and oxygen and stores the ene

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Researchers Create Artificial Skin With Sense of Touch Scientists have recently made considerable gains in creating human-like artificial limbs, but they still look and feel artificial. That could change with a development from South Korea. Researche

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找人谈话巧招

1. Can I talk to you right now? 我现在可以跟妳谈一谈吗? 2. You got a minute? 你有空吗? 3. Can I have a word with you? 我可以跟你谈一下吗? 4. I need to talk to you. 我需要跟你谈一谈。 5. May I have a little talk with y

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Scientists at the Massachusetts Institute of Technology have turned to Mother Nature for inspiration, inventing a device that mimics photosynthesis, the process plants use to convert sunlight and water into usable energy. MIT chemistry professor Dani

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Scientists say they have successfully tested artificial blood vessels grown in the laboratory. In a heart bypass operation, surgeons typically remove a vein from a patient's leg and use it to replace blocked arteries that feed the muscles of the hear

VOA标准英语2013--Health Care Teams Worldwide Work To Reduce Salt Intake

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VOA常速英语2008年-Rat Study Links Weight Gain to Artificial Sweet

By Melinda Smith Washington, DC 15 February 2008 Obesity is becoming a worldwide problem, even in developing countries. But diet drinks and food prepared with sugar substitutes do not seem to help curb people's appetites. Now a new study may provide

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Nowadays, people's requirings for

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1. Can I talk to you right now? 我现在可以跟你谈一谈吗? 2. You got a minute? 你有空吗? 3. Can I have a word with you? 我可以跟你谈一下吗? 4. I need to talk to you。 我需要跟你谈一谈。 5. May I have a little talk with