高锝(99mTc)酸注射液,放射性高锝酸钠(99mTc)注射液,锝(99mTc)发生器

考研英语词汇 list13

[00:04.00]flight [00:06.22]n.飞翔，飞行；航班；航程；楼梯的一段 [2]逃跑，溃退 [00:08.44]fling float flock [00:11.62]vt.(用力地)扔,抛,丢 v./n.漂浮,浮动 n.(禽,畜等的)群;大量v.群集,成群 [00:14.81]flood floor [0

发表于:2018-11-30 / 阅读(309) / 评论(0)

考研英语词汇2005

听电影学英语-辛普森一家 10

[00:00.18]Yeah, okay. Okay. 好啦，这下好啦 [00:09.54]I'm very proud of you, Bart. Over 24 hours sober. 我为你自豪，巴特，才一天你就清醒了 [00:13.86]-You are, aren't you? -I'II prove it. - 你酒醒了吧？ - 我来证明给你看

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听电影学英语-辛普森一家

新课标小学英语会话100篇百灵篇 99

图片1 图片2 图片3 图片4 图片5 图片6

发表于:2018-12-16 / 阅读(143) / 评论(0)

新课标小学英语会话100篇

乔布斯传第9期:童年,被遗弃和被选择(5)

Every weekend, thered be a junkyard trip. Wed be looking for a generator, a carburetor, all sorts of components. 每个周末，我们都会进行一次废品站之旅。我们会寻找发电机，或者化油器，还有各种各样的元件。 He r

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乔布斯传

【趣谈英语】人类都有99%相似的基因-Humans Share 99% Of The Same DNA

Pre-Listening Vocabulary cell: a single functional unit of an organism reproduce: to make another living thing paternity: the state of being ones natural parent (esp. father) forensic: scientific evidence related to a criminal investigation Humans Sh

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趣谈英语

大学英语四级词汇 033

fruitful a.多产的；有成效的 frustrate vt.破坏，阻挠；使失败，使泄气 fry v.油煎，油炸 fuel n.燃料；养料 v.(给)加燃料；刺激；推动 fulfil vt.履行(诺言等)；完成(计划等)；达到 fulfill vt.履行(诺言、

发表于:2018-12-30 / 阅读(149) / 评论(0)

大学英语四级词汇拼读版

印度发明家把污染转变成墨水

Indian Inventors Turn Pollution into Ink Workers at an Indian start-up company are busy cutting up pieces of metal and using them to make unusual devices. Company officials say these devices will capture smoke from diesel generators and turn it into

发表于:2019-01-03 / 阅读(220) / 评论(0)

2018年VOA慢速英语(六)月

China expands its oldest nuclear power plant with new unit

BEIJING, April 8 (Xinhua) -- Qinshan nuclear power plant, China's first, has finished an expansion project with a new generator unit in operation, said China National Nuclear Corporation (CNNC) on Sunday. The pressurized water reactor power-generatin

发表于:2019-01-07 / 阅读(172) / 评论(0)

英语新闻

新课标小学英语听力100篇 99

Sorry,thereisnottexttemporarily,Pleasehelptingroomtolookforit! 如果您能找到更好的听力原文，请发贴到听力原文收集区，您将会获得10到30积分的奖励! Thankyou ！

发表于:2019-01-09 / 阅读(158) / 评论(0)

新课标小学英语听力100篇

Supplement: Some Useful Sentences On Orders

Supplement: Some Useful Sentences On Orders 有关订单的常用语句 (1) We thank you for your quotation of February 20 and enclose herewith our Order No. 456 for the captioned goods. As the goods are urgently required by our customers, we hope yo

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实用英语

Bladeless Wind Generator Safe for Birds

Bladeless Wind Generator Safe for Birds Wind turbines are tall structures with large blades used to produce electricity. They are useful sources of low-cost, renewable energy. But they can also be deadly to birds and bats. The turbines large blades t

发表于:2019-01-12 / 阅读(210) / 评论(0)

2015年VOA慢速英语(七)月

美语从头学赖世雄美语音标 99

图片1

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赖世雄美语从头学（美语音标）

美国国家公共电台 NPR In Puerto Rico, A Generator's Buzz Powers One Singer's Musical Imagination

RAY SUAREZ, HOST: After Harvey and Irma, the hurricane season wasn't over. Hurricane Maria made landfall on Puerto Rico as a massive Category 4 storm. Months later, the power supply is still spotty, and thousands of homes still rely on generators. Da

发表于:2019-01-16 / 阅读(169) / 评论(0)

2017年NPR美国国家公共电台12月

PBS高端访谈:饮用水管道是如何同时进行发电的?

JUDY WOODRUFF: Next: the possibilities of getting more energy through water. Humans have long harnessed the power of water to perform work. In modern time, hydroelectricity, generated by the power of water flowing through turbines at the base of dams

发表于:2019-01-27 / 阅读(193) / 评论(0)

PBS访谈环境系列

英语视频：让99%的美国学校享受高速互联网

奥巴马在北卡罗来纳州穆尔斯维尔(Mooresville)的一所中学发表演讲时问道：我们的国家希望人们在喝咖啡有免费的Wi-Fi，为什么学校就不能拥有这样的服务？奥巴马的新计划旨在使得几乎全美所

发表于:2019-02-06 / 阅读(235) / 评论(0)

名人演讲视频

新奇：时速160公里的自行车

Now Minneapolis-based inventor Rich Kronfield has created an electric-assist 'Raht Racer' velomobile that he claims can travel at up to 100mph (160km/h). 现在美国明尼阿波利斯的发明家里奇?科伦菲尔德研制了电动拉特赛车（Ra

发表于:2019-02-13 / 阅读(191) / 评论(0)

阅读空间

俄罗斯工业展中国馆开幕

Models of China's high-speed trains are on display from China Railway Rolling Stock Corporation, one of the participants of this year's trade fair. Zhou Li, head of the science and technology department of China Railway says the trains can bear extre

发表于:2019-02-18 / 阅读(117) / 评论(0)

英语新闻

陨落星辰第一季第149期:新的契机

Did you see them turn and run? Maybe we don't have to leave now. 你看到了吗，它们转头就跑了。也许我们也不用走了 The Skitters didn't know what hit them, but they'll be back. 突击者这次不知道我们的战略，可下次就不

发表于:2019-03-02 / 阅读(301) / 评论(0)

陨落星辰第一季

陨落星辰第一季第147期:源源不断的敌人

I guess those Mech bullets really work, huh? Ben. 看来械甲金属弹真的有用。本 Everybody get down! Get down! 大家蹲下，隐蔽 Call out your ammo! 清点弹药 I got two. Three shots left. 还有两发。剩三发 Four. How many more w

发表于:2019-03-02 / 阅读(298) / 评论(0)

陨落星辰第一季

8招教你睡个好觉

It's being described as the next health hazard after junk food binging and sedentary living: chronic sleep deprivation. 慢性失眠一度被认为是继垃圾食品和久坐不动之后的又一健康杀手。 At a major sleep conference in Boston t

发表于:2019-03-13 / 阅读(358) / 评论(0)

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