un. 最大叶厚直径比
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灵通少儿英语第三册UNIT6

[00:11.62]Pages 43 and 44 [00:15.91]Talk about it! [00:18.60]Listen.Point. [00:22.18]a flashlight [00:28.47]a paper clip [00:34.06]a magnet [00:39.65]a thumbtack [00:45.17]January [00:50.36]February [00:55.56]March [01:00.97]April [01:05.85]May [01:1

发表于:2018-12-13 / 阅读(198) / 评论(0)

灵通少儿英语第三册

‘maximum INDIA’ Brings India’s Sights and Sounds to Was

STEVE EMBER: Im Steve Ember. SHIRLEY GRIFFITH: And Im Shirley Griffith with EXPLORATIONS in VOA Special English. Today we travel to India by way of the John F. Kennedy Center for the Performing Arts in Washington, D.C. This cultural organization is c

发表于:2018-12-16 / 阅读(166) / 评论(0)

2011年VOA慢速英语(三)月

【一起听英语】大脑与政治观

人的大脑的结构会影响人的政治立场吗？ Alice: Hello, I'm Alice. Rob: And I'm Rob. Alice: And this is 6 Minute English! Weve had a special request from our listeners in Lugano, Switzerland for a more complicated topic this week. Were t

发表于:2018-12-27 / 阅读(144) / 评论(0)

一起听英语

北师大版高中英语模块3--Unit 8 Adventure lessons1-2

[00:01.61]As well as the group guide all teams have cooks [00:05.23]and porters. [00:07.03]While on a hiking trip, [00:08.88]our cooks prepare delicious meals. [00:11.49]And our porters carry your luggage, [00:13.87]which means that you can simply [0

发表于:2018-12-29 / 阅读(233) / 评论(0)

北师大版高中英语模块3

奥运28大项第21课 Cycling自行车 01

北京奥运28大项参与，竞争，分享，进步 Cycling 自行车英文原文 The number of riders participating in a road race shall be limited to 200. The number of titular riders per team shall be set at 4 minimum and 10 maximum. The organizer shall indicate in

发表于:2018-12-30 / 阅读(166) / 评论(0)

奥运28大项比赛

数学英语 26 What is the Golden Ratio

图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t

发表于:2019-01-02 / 阅读(252) / 评论(0)

数学英语

数学英语 14 How to Use the Golden Ratio

图片1 图片2 by Jason Marshall Despite many peoples assumption to the contrary, math is undeniably artistic. It takes a tremendous amount of creative muscle and artistry to devise mathematical solutions. And, as made evident by their frequent batt

发表于:2019-01-02 / 阅读(285) / 评论(0)

数学英语

Brains and politics

Alice: Hello, I'm Alice. Rob: And I'm Rob. Alice: And this is 6 Minute English! Weve had a special request from our listeners inLugano, Switzerland for a more complicated topic this week. Were talkingabout the structure of the brain, and how it could

发表于:2019-01-07 / 阅读(182) / 评论(0)

六分钟英语

租房好还是买房好

After nearly twenty years of homeownership, Ive spent the past ten months renting an apartment. I like it. And I dont. There are pros and cons to renting a place, just as there are pros and cons to owning a home. For me, one of the biggest cons is th

发表于:2019-01-08 / 阅读(150) / 评论(0)

英语小短文

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(185) / 评论(0)

2015年VOA慢速英语(七)月

Bird-friendly Bladeless Wind Turbine Mimics Nature

Bird-friendly Bladeless Wind Turbine Mimics Nature Energy created by conventional three-blade wind turbines is cheap, sustainable and pollution-free. But according to current estimates, the devices' fast-moving blades kill up to 300,000 birds annuall

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VOA标准英语2015年(十一月)

英文歌曲：Burhan G - Can't Let U Go

Move your body to the Maximum x 8 Up against the wall see you drawn to me so sexy Intimate but raw youre giving it all to me Im moving left youre moving right two bodies but were so damn tight Everybody's watching but they cant see the way that youll

发表于:2019-01-14 / 阅读(132) / 评论(0)

节奏布鲁斯

美国国家公共电台 NPR Review: 'Blade Runner 2049' Will Satisfy Fans As It Expands On Original

ROBERT SIEGEL, HOST: Ridley Scott's science fiction film Blade Runner was a modest hit in theaters in 1982 and a massive one later on video. Scott's punk noir dystopia initially got mixed reviews, but the director kept re-cutting his film. And by 200

发表于:2019-01-16 / 阅读(122) / 评论(0)

2017年NPR美国国家公共电台10月

英语听力：自然百科虫虫兄弟—13

She spun her snell with silkglands on the underside of her abdomen. The threads harden on contact with air. The trap's set, but she's treading carefully. The web's only sticky in places. She can move around, but others can't. The first bite of the da

发表于:2019-01-22 / 阅读(122) / 评论(0)

自然百科2013年

China cuts its reserve ratio again

BEIJING, May 13 (Xinhuanet) - China's central bank announced on Saturday it would lower the reserve requirement for commercial lenders by 50 basis points, the second time it has taken such action this year to inject more market liquidity and shore up

发表于:2019-02-04 / 阅读(181) / 评论(0)

英语新闻

事实：达芬奇眼中的树-Da Vinci’s Rule of the Trees

Pre-Listening Vocabulary observation: something that you see cross section: a view of the inside of something after a cut has been made across it hold true: remain a fact or truth even in other situations ideal: suitable sap: fluid (sugar and mineral

发表于:2019-02-08 / 阅读(361) / 评论(0)

Facts-事实

妊娠糖尿病与心脏疾病有关

妊娠糖尿病与心脏疾病有关 WASHINGTON, March 12 (Xinhua) -- Women who develop gestational diabetes may face an increased risk of early heart disease later in life, even if they do not develop diabetes subsequent to their pregnancy, U.S. res

发表于:2019-02-08 / 阅读(147) / 评论(0)

英语新闻

英闻天下——331 China's Unbalanced Sex Ratio and its Ripple Effect

China's sex ratio is quite worrying nowadays. According to census data, China's sex ratio at birth was 108 males to every 100 females in the early 1980s, only slightly above the natural rate of 103 to 107. In 2000 the ratio was 116.9 males to 100 fem

发表于:2019-02-14 / 阅读(170) / 评论(0)

英闻天下

斯诺克常用词汇

Angles - the lines created to the pockets between balls 角度在球袋和球之间形成的线路 Break - a sequence of scoring shots - the number of points scored in one go 一杆球连续击球得分，即击打一杆后所得的总分 Backspin

发表于:2019-02-18 / 阅读(135) / 评论(0)

实用英语

万物简史第360期:进入对流层(1)

17 Into the Troposphere 第十七章进入对流层 Thank goodness for the atmosphere. It keeps us warm. 谢天谢地，我们有了大气。它使我们有了个温暖的环境。 Without it, Earth would be a lifeless ball of ice with an average te

发表于:2019-02-25 / 阅读(145) / 评论(0)

万物简史

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additivity of chi-square