细菌生物学

新东方优美背诵短文50篇 Unit48:Bacteria

Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is about a millimeter across. Rod-shaped bacteria are u

发表于:2018-11-28 / 阅读(523) / 评论(0)

新概念优美背诵短文50篇

新东方背诵文选 L48 Bacteria

发表于:2018-12-01 / 阅读(226) / 评论(0)

新东方背诵文选

Pill Combines Biology, Electronics to Recognize Diseases

Researchers say a pill could soon send radio signals from inside your stomach to help doctors recognize signs of disease. Scientists have developed a small pill for patients to swallow. It mixes synthetic biology and electronics to find bleeding in t

发表于:2018-12-08 / 阅读(154) / 评论(0)

2018年VOA慢速英语(六)月

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(238) / 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(120) / 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(195) / 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(258) / 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(102) / 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(114) / 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(310) / 评论(0)

1200个常用英语口语单词（MP3+文本）

VOA常速英语2008年-Antibiotic-Resistant Bacteria Poses Threat to P

By Ruth Reader Washington, DC 13 February 2008 There is growing concern around the world over illnesses caused by new antibiotic-resistant bacteria, or so-called superbugs, and the decreasing effectiveness of antibiotics to treat infections. Earlier

发表于:2019-01-07 / 阅读(148) / 评论(0)

VOA常速英语2008年（二月）

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(145) / 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(190) / 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(335) / 评论(0)

北师大版高中英语模块7(选修)

Experts: Let Produce Dry Out to Avoid Bacteria

Experts: Let Produce Dry Out to Avoid Bacteria American researchers say farmers should wait one day after a rain storm or watering their fields to harvest fresh fruits and vegetables. They say gathering the crops at least 24 hours after rainfall incr

发表于:2019-01-12 / 阅读(257) / 评论(0)

2015年VOA慢速英语(七)月

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(144) / 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(102) / 评论(0)

大家说英语

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(122) / 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(176) / 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(147) / 评论(0)

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学英语单词

accounting recapitalization