[数] 有界收敛的

VOA常速英语2018--鸣禽或可助人类攻克语言障碍

The tiny brain of this zebra finch may help scientists answer questions on how people form words to talk. Like humans songbirds learn to vocalize by imitation. Were able to not only just study the mechanisms of how vocal learning works in these songb

发表于:2018-12-08 / 阅读(51) / 评论(0)

VOA标准英语2018年(五月)

Here we go looply-loo

CHORUS Here we go looply-loo! Here we go looply-loo! Here we go looply-loo! All on a Saturday night! You put your right hand in, you put your right hand out. You give your hand a shake, shake, shake.

发表于:2018-12-13 / 阅读(255) / 评论(0)

迪斯尼儿歌第二集

SSS 2012-01-24

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(104) / 评论(0)

Scientific American(一)月

【轻松英文阅读】一个全世界通用的字符

Researchers have discovered an almost universal word. Huh? You say? Even if you are not a native speaker of English, you probably dont need a translation for Huh? It appears that the word, or a very similar form of it, is used in most of the language

发表于:2018-12-28 / 阅读(39) / 评论(0)

轻松英文阅读

令人悚然的黑科技化学培养皿里长出无人机!

Evoking images from the liquid metal and nearly unstoppable Terminator from the movies, BAE Systems has posted concept video footage of a process to create drones of the future. 近日，BAE系统公司发布的一份概念视频展示了未来制造无

发表于:2019-01-07 / 阅读(75) / 评论(0)

英语新闻

VOA标准英语2012--Australian Musical Family Act The McClymonts Set Sights on US

Australian Musical Family Act The McClymonts Set Sights on US The McClymont sisters are Australias latest musical export. Sam says their three-part harmonies and soaring vocals have developed over a lifetime of performing together. We were singing si

发表于:2019-01-11 / 阅读(111) / 评论(0)

VOA标准英语2012年(五月)

美国小学英语教材4:第62课莫尼和他的山羊(5)

How long they would have been standing there I do not know, 如果格雷特苏丹没有及时赶上去， if the Great Sultan had not caught up to them just in time to see what was happening. 看到正在发生的事情的话，不知道他们还要在

发表于:2019-01-16 / 阅读(61) / 评论(0)

美国小学英语教材4

美国国家公共电台 NPR Biologist Jonathan Losos Explores 'Convergent Evolution' In 'Improbable Destinies'

ROBERT SIEGEL, HOST: Biologist Jonathan Losos and I have at least one thing in common - we were both blown away by the late paleontologist Stephen Jay Gould's 1989 book Wonderful Life. Gould saw evolution as being all about odd contingencies, acciden

发表于:2019-01-16 / 阅读(114) / 评论(0)

2017年NPR美国国家公共电台9月

TED演讲:为什么昆虫的大脑如此神奇(2)

But even though the insect brain is organized very differently from ours, there are some striking similarities. 虽然昆虫与人类大脑的组成大相径庭，但是仍有很多惊人的相似之处。 For example, most insects have smell detecto

发表于:2019-01-17 / 阅读(75) / 评论(0)

TED演讲教育篇

2018年CRI Zhoushan Port, a bounded fuel filling center

The Streaming down the Yangtze team is now at Ningbo-Zhoushan Port, which is the starting point of the Maritime Silk Road. In 2017, the port's throughput capacity was registered at 1 billion tons, and was the busiest port in the world in terms of car

发表于:2019-01-19 / 阅读(95) / 评论(0)

2018CRI中国国际广播电台

绿野仙踪第52期:送命的罂粟花田(5)

Run fast, said the Scarecrow to the Lion, and get out of this deadly flower bed as soon as you can. 快跑，稻草人对狮子说，竭尽全力，快快跑出这个让人送命的花床。 We will bring the little girl with us, but if you should fa

发表于:2019-01-26 / 阅读(65) / 评论(0)

绿野仙踪.The.Wizard.Of.Oz

儿童英语读物《神奇树屋》第八册 Midnight on the Moon 04

4MoonRabbits Oh，wow!saidAnnie.Shetookastepforward. ButJackstoodfrozen.Hewantedtogetagoodlookateverythingfirst. Hestaredattheground.Hewasstandinginalayerofgraydustasfineaspowder. Footprintswereeverywhere.Jackwonderedwhohadmadethem. Hereachedintohisp

发表于:2019-01-28 / 阅读(58) / 评论(0)

汪培珽儿童英文分级书单《神奇树屋》

人类好伙伴狗狗真能听懂你的话

Dogs have been mans best friend for thousands of years, a source of companionship and loyalty since the Stone Age. 几千年以来，狗狗都是人类最好的朋友，从石器时代开始就是人类忠诚的陪伴。 Now scientists suspect they h

发表于:2019-01-31 / 阅读(55) / 评论(0)

英语新闻

VOA标准英语2013--尽管有分歧克里仍给巴基斯坦留下希望

Kerry Leaves Pakistan Hopeful, Despite Divides尽管有分歧克里仍给巴基斯坦留下希望 U.S. Secretary of State John Kerry has wrapped up a visit to Pakistan with an agreement by the two countries to resume a dialogue on security issues. T

发表于:2019-02-01 / 阅读(55) / 评论(0)

VOA常速英语2013年(八月)

2007年VOA标准英语-Italy's Proposed Family Law Draws Large Protest

By Sabina Castelfranco Rome 13 May 2007 Hundreds of thousands of demonstrators have staged rallies in Rome to commemorate Family Day. At issue is proposed legislation that would grant greater rights to unmarried couples including homosexuals. Sabina

发表于:2019-02-02 / 阅读(139) / 评论(0)

2007年VOA标准英语（五月）

美国研究生入学考试难句解读-10

Itcanbeinferredfromthepassagethatthe authorwouldbemostlikelytoagreewith whichofthefollowingstatementsregarding socioeconomicclassandsupportforthe rebelandLoyalistcausesduringthe AmericanRevolutionaryWa

发表于:2019-02-06 / 阅读(74) / 评论(0)

英文语法词汇

Olympic men's 56kg weightlifting results

LONDON, July 29 (Xinhua) -- Following are the results of the women's 56kg division weightlifting competition at the London Olympic Games on Sunday: 1. Om Yun Chol, DPR Korea, 293kg 2. Wu Jingbiao China, 289kg 3. Valentin Hristov, Azerbaijan, 286kg 4.

发表于:2019-02-09 / 阅读(115) / 评论(0)

英语新闻

经济学人:熊猫遗传学:熊猫的远亲是谁?(1)

Science and technology: Panda genetics 科技：熊猫遗传学 Hey dude. Give me six! 嘿，伙计。用六指击个掌吧！ Two strange mammals illuminate the process of natural selection. 两种不同的哺乳动物阐明自然选择的过程。

发表于:2019-02-16 / 阅读(88) / 评论(0)

经济学人科技系列

冰与火之歌系列之《权力的游戏》第338期:第二十一章布兰(15)

Old Nan was asleep in her chair. 老奶妈已经坐在椅子上睡着了。 Hodor said Hodor, gathered up his great-grandmother, and carried her off, snoring softly, 阿多说：阿多，然后抱走轻轻打鼾的曾祖母。 while Bran lay thinking

发表于:2019-02-25 / 阅读(62) / 评论(0)

冰与火之歌系列之《权力的游戏》

英国语文第一册第39期:我的狗Dash

LESSON 39 MY DOG DASH 第三十九课我的狗的挫折 My little dog was once stolen from me. 我的狗曾经被偷过。 After being away for some months, he one day came back with a long string tied round his neck. 几个月以后的一天，它脖

发表于:2019-03-05 / 阅读(143) / 评论(0)

英国语文第一册

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学英语单词

abderahmane

admissible lattice

airstriking

amphoteric semiconductor

breaking of muscle and tendon

Brisbane method of aortic valve and ascending aorta replacement

bush league