单词：explosion-proof ventilated synchronous motor
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RACHEL MARTIN, HOST: An update now - last month, an unventilated tractor trailer smuggling migrants across the border in San Antonio became a death trap. Ten people died from the heat. Late yesterday, a federal grand jury indicted the driver, James B
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I'd like to close with this poem. 我想以此诗来做结束。 When they bombed Hiroshima, the explosion formed a mini-supernova, so every living animal, human or plant that received direct contact with the rays from that sun was instantly turned t
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BEIJING, Sept. 6 (Xinhuanet) -- Scientists from Tufts University of the U.S. have created the world's smallest electrical motor in a single molecule. The finding was published in the journal Nature Nanotechnology on Monday. In the research, scientist
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电脑英语--常见硬件篇CPU：Central Processing Unit，中央处理单元，又叫中央处理器或微处理器，被喻为电脑的心脏。 RAM：Random Access Memory，随机存储器，即人们常说的内存。 ROM：Read－Only Memory，只
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Presenter/producer: Jean Dong Jo: This is Real English from BBC Learning English. Im Jo. Jean: And Im Jean. Jo: Today were going to look at words and phrases that you might not find in your English text book. Jean: 学习英式英语非常重要的一部分就是要
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