[网络] 生命起源以前；前生物学

字源大挪移 Prefix - 表示方位的字首 08 pre

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发表于:2018-12-04 / 阅读(160) / 评论(0)

英文魔法师字源大挪移

IN THE NEWS - John Kerry Chooses John Edwards for Vice Presi

IN THE NEWS - John Kerry Chooses John Edwards for Vice President By Cynthia Kirk Broadcast: Saturday, July 10, 2004 This is Bob Doughty with In the News, in VOA Special English. The Democratic Nationa

发表于:2018-12-07 / 阅读(171) / 评论(0)

教育与新闻

初中英语山东版六年级下--Unit 5-SELF CHECK

Unit 5 My favorite subject is science. [00:09.42]Section B [00:12.42]1a Put these days into the correct order. [00:19.99]1b What subjects do you study at school? [00:26.07]Check (）the subjects. [00:29.27]1c PAIRWORK [00:33.11]Ask and answer questio

发表于:2018-12-10 / 阅读(248) / 评论(0)

初中英语山东版六年级下

用听的背单词-基础2000MP3(AB-22)

bite 咬 bicycle 脚踏车 biology 生物学 blue 蓝色 blind 盲的 blood 血液 blame 责备

发表于:2018-12-16 / 阅读(125) / 评论(0)

用听的背单词-基础2000MP3(a-g)

高中英语人教版高一下讲解07

[00:04.49]Part 1 [00:07.34]WARMING UP [01:34.41]biology=scientific study of the life and structure of plants and animals [01:52.98]the biology of bacteria biologist [02:04.94]biological washing powder [02:28.30]LISTENING [02:34.25]1. Listen to the ta

发表于:2018-12-18 / 阅读(205) / 评论(0)

高中英语人教版高一

1200个最常用英语口语单词第五十三单元

abundant [ə'bʌndənt] a.丰富的，充裕的，大量的 biology [bai'ɔlədʒi] n.生物学 community [kə'mju:niti] n.社区，居民 detective [di'tektiv] n.a.侦探(的) exception [ik'sepʃən] n.例外，除外 handful ['hndfl] n.一把，一小

发表于:2018-12-19 / 阅读(267) / 评论(0)

1200个常用英语口语单词（MP3+文本）

SSS 2008-11-28

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. If you paid attention during high school biology, you probably remember that girls are born with all the eggs theyll ever have, whereas guys are churning

发表于:2018-12-24 / 阅读(106) / 评论(0)

Scientific American(十一)月

英文笑话：biology class 生物课

biology class This happened in a university biology class. The professor was explaining that sperm has a high concentration of dextrose. One freshman girl who looked puzzled asked, Then why doesn't it taste sweet? Notes: 1. This happened in a univers

发表于:2018-12-26 / 阅读(119) / 评论(0)

英语笑话（MP3+文本）

1200个最常用英语口语单词第三十三单元

biology [bai'ɔlədʒi] n.生物学 costly ['kɔstli] a.昂贵的 expensive [iks'pensiv] a.昂贵的 grow [grəu] v.生长，增长，变成 know [nəu] v.知道，熟悉 mountainous ['mauntnəs] a.多山的，如山的 possibly ['pɔsəbli] ad.可能

发表于:2018-12-30 / 阅读(320) / 评论(0)

1200个常用英语口语单词（MP3+文本）

SSS 2009-10-07

The 2009 Nobel Prize in Chemistry goes to Venkatraman Ramakrishnan of the MRC Laboratory of Molecular Biology in England, Yale Universitys Thomas Steitz, and Ada Yonath of the Weizmann Institute of Science in Israel for their studies of the ribosome.

发表于:2019-01-08 / 阅读(150) / 评论(0)

Scientific American(十)月

SSS 2011-09-02

This is Scientific American's 60-Second Science.I'm Steve Mirsky. Got a minute? Hi. Im running. Im also telling some ofmy stem cells what to do right now. Well, I probably am, based on a new study with mice. We have what are called mesenchymal stemce

发表于:2019-01-08 / 阅读(200) / 评论(0)

Scientific American(九)月

北师大版高中英语模块7--Unit 21 Human Biology 1

[00:02.50]Unit 21 Human Biology Culture Corner [00:07.48]Traditional Chinese Medicine [00:09.94]Traditional Chinese Medicine has been practiced [00:12.23]in Asia for the last 2,500 years. [00:15.73]It is safe and effective [00:17.83]and has a holisti

发表于:2019-01-10 / 阅读(341) / 评论(0)

北师大版高中英语模块7(选修)

北师大版高中英语模块7--Unit 21 Human Biology 2

[00:01.70]Despite Traditional Chinese Medicine's [00:03.57]long history and proven success, [00:05.73]for years,the western world failed [00:07.92]to recognize its benefits. [00:09.92]In fact,up until the 1980s, [00:12.16]many Westerners never condid

发表于:2019-01-10 / 阅读(298) / 评论(0)

北师大版高中英语模块7(选修)

谁想成为一个宇航员?

Who Wants to Be an Astronaut? 谁想成为一个宇航员? Space. Its called the final frontier. So, whens the last time you saw a job description like this?! Hi, Im Charlie Bolden, Im an astronaut myself, and Im recruiting the best and brightest Ame

发表于:2019-01-12 / 阅读(151) / 评论(0)

2015年VOA慢速英语(十一)月

【大家说英语】第400期:关于别人的故事

Samantha and Eric were eating lunch. 萨曼莎和埃里克在吃午饭。 Samantha was telling Eric a funny story about their biology teacher. 萨曼莎和埃里克讲了一个关于他们生物老师的有趣故事。 It wasn't a mean story, but she

发表于:2019-01-18 / 阅读(111) / 评论(0)

大家说英语

VOA常速英语2008年-South Korea Inaugurates Lee Myung-bak as Presid

By Kurt Achin Seoul 25 February 2008 The former Seoul mayor who swept December elections in South Korea is getting used to his new title: Mr. President. Lee Myung-bak has taken his oath of office in a formal ceremony in the South Korean capital. VOA

发表于:2019-01-31 / 阅读(162) / 评论(0)

VOA常速英语2008年（二月）

学个词Learn a Word 第1596-pre-order

今天我们要学的词是 pre-order. Pre-order 预购。iPhone5问世了。The iPhone5 went on pre-order just after midnight Pacific time last Friday. iPhone5 于美国西部时间上星期五凌晨12点一过开始预售。Roughly one hour after t

发表于:2019-02-04 / 阅读(164) / 评论(0)

英语单词荟萃

单词的联想记忆

我是一个英语学习者，在这里就单词记忆和大家分享一下我的学习心得。比如一个比较长一点的单词怎样去记忆：例如 biodiversity 这个词的意思是生物多样性，为什么是这个意思呢？我把它分

发表于:2019-02-07 / 阅读(134) / 评论(0)

英语学习方法

人类能否在两三年内治愈癌症

How one company is using artificial intelligence to develop a cure for cancer 人类能否在两三年内治愈癌症？ Could we be just two or three years away from curing cancer? Niven Narain, the president of Berg, a small Boston-based biotech fi

发表于:2019-02-07 / 阅读(180) / 评论(0)

阅读空间

A Call from a Frog

A frog telephones the Psychic Hotline and is told, You are going to meet a beautiful young girl who will want to know everything about you . The frog says, This is great! Will I meet her at a party, or what?No, says the psychic. Next semester in her

发表于:2019-02-08 / 阅读(152) / 评论(0)

趣味英语

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Bacillus botulinus food poisoning