短臂染色体

Sleepwalking

Alice: Hello, I'm AliceStephen: And I'm Stephen. Alice: And this is 6 Minute English! This week were talking about sleepwalking. Have you ever walked in your sleep, Stephen? Stephen: I dont think so, but Ive been known to tell stories in my sleep. Al

发表于:2018-11-29 / 阅读(204) / 评论(0)

六分钟英语

SSS 2009-12-10

Little girls are made of sugar and spice and, according to a study published in the journal Cell, a fierce determination to maintain their girlishness. Because it seems that a single gene keeps their ovaries from turning into testes. Scientists have

发表于:2018-12-24 / 阅读(126) / 评论(0)

Scientific American(十二)月

趣味青春英语第22期:Like a moth to a flame

Idiom: Like a moth to a flame ( doing something attractive and dangerous ) Hit the book: Potion Disability Inspire Down syndrome Chromosome

发表于:2018-12-27 / 阅读(160) / 评论(0)

趣味青春英语

【一起听英语】梦游症

梦游症是会遗传的。 Alice: Hello, I'm Alice Stephen: And I'm Stephen. Alice: And this is 6 Minute English! This week were talking about sleepwalking. Have you ever walked in your sleep, Stephen? Stephen: I dont think so, but Ive been known to

发表于:2018-12-27 / 阅读(179) / 评论(0)

一起听英语

地道英语在线听-Big-headed 妄自尊大

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 have recently become part of the English language. Jean: 在我们的《地道英语》Real English节目中，我们会学到一些现代

发表于:2019-01-02 / 阅读(130) / 评论(0)

地道英语在线听

The extinction of men

Neil: Hello and welcome to Six-Minute English from BBC Learning English, I'm Neil and with me today is Rosie. Rosie: Hi there. Neil: Well, today we're talking about men. Rosie: That sounds interesting. Neil: It is very interesting especially if you'r

发表于:2019-01-07 / 阅读(203) / 评论(0)

六分钟英语

2005年NPR美国国家公共电台九月-Scientists: Male Chromosome Won't Lead to

Scientists at the Whitehead Institute in Cambridge, Massachusetts say it's fortunate for humans that the Y chromosome is not on the verge of extinction. That's because the Y is the chromosome that makes males males. The outlook is less favorable for

发表于:2019-01-08 / 阅读(364) / 评论(0)

2005年NPR美国国家公共电台

流行美语第8课 - HANG OUT / HARD-HEADED

[流行美语]又和大家见面了。Michael 今天和李华约好了去纽约中国城吃饭。李华刚刚到Michael 的住处。他们在对话中会用到 hang out 和hard headed 这两个常用语

发表于:2019-01-11 / 阅读(134) / 评论(0)

美国之音《流行美语》

VOA慢速英语2010年-Health Report - Study Finds No Reason

This is the VOA Special English Health Report. A miscarriage is the natural loss of a pregnancy before the twentieth week. This happens to as many as twenty percent of known pregnancies. Experts say many pregnancies end before a woman even knows she

发表于:2019-01-11 / 阅读(121) / 评论(0)

2010年VOA慢速英语(八)月

这些健康新知识你了解多少

1 Compared with conventional beef, grass-fed beef is higher in this health-promoting nutrient, which gives its fat a yellow color: 1、与传统牛肉相比，草饲牛肉中某种有益健康的营养素含量更高，并让脂肪呈现黄色，这种

发表于:2019-02-18 / 阅读(179) / 评论(0)

阅读空间

加州英语分级G5 Trickster Jack and the Three-Headed Giants 04

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发表于:2019-02-19 / 阅读(153) / 评论(0)

加州英语分级G5

加州英语分级G5 Trickster Jack and the Three-Headed Giants 10

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发表于:2019-02-19 / 阅读(154) / 评论(0)

加州英语分级G5

加州英语分级G5 Trickster Jack and the Three-Headed Giants 09

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发表于:2019-02-19 / 阅读(160) / 评论(0)

加州英语分级G5

加州英语分级G5 Trickster Jack and the Three-Headed Giants 08

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加州英语分级G5

加州英语分级G5 Trickster Jack and the Three-Headed Giants 07

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加州英语分级G5

加州英语分级G5 Trickster Jack and the Three-Headed Giants 06

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发表于:2019-02-19 / 阅读(171) / 评论(0)

加州英语分级G5

加州英语分级G5 Trickster Jack and the Three-Headed Giants 05

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发表于:2019-02-19 / 阅读(162) / 评论(0)

加州英语分级G5

加州英语分级G5 Trickster Jack and the Three-Headed Giants 03

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发表于:2019-02-19 / 阅读(165) / 评论(0)

加州英语分级G5

加州英语分级G5 Trickster Jack and the Three-Headed Giants 02

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发表于:2019-02-19 / 阅读(173) / 评论(0)

加州英语分级G5

加州英语分级G5 Trickster Jack and the Three-Headed Giants 01

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发表于:2019-02-19 / 阅读(173) / 评论(0)

加州英语分级G5

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betapproximation plane approximation