生物分类学

I want to speak to the American people again today because some of this primary information that has surfaced in the last twenty-four hours raises some serious concerns. Its been widely reported that the father of the suspect in the Christmas inciden

发表于:2018-12-01 / 阅读(191) / 评论(0) 分类 美联社新闻一分钟2009年(十二)月

Photo: AP President Barack Obama speaks at the Marine Corps Base Hawaii in Kaneohe Bay, Hawaii, 29 Dec 2009 U.S. President Barack Obama said Tuesday that a systemic failure in security allowed the attempted Christmas Day attack on a Northwest Airline

发表于:2018-12-08 / 阅读(123) / 评论(0) 分类 VOA标准英语2009年(十二月)

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(237) / 评论(0) 分类 初中英语山东版六年级下

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) 分类 用听的背单词-基础2000MP3(a-g)

[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) 分类 高中英语人教版高一

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) 分类 1200个常用英语口语单词(MP3+文本)

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(101) / 评论(0) 分类 Scientific American(十一)月

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) 分类 英语笑话(MP3+文本)

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) 分类 1200个常用英语口语单词(MP3+文本)

radiodermatitis 射线皮炎 relapsing secondary syphilis 二期复发梅毒 renal purpura 肾型紫癜 scabies 疥疮 scale 鳞屑 scar 疤痕 scarlatiniform erythema 猩红热样红斑 scleroderma 硬

发表于:2019-01-03 / 阅读(155) / 评论(0) 分类 医务英语

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) 分类 Scientific American(十)月

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) 分类 Scientific American(九)月

[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) 分类 北师大版高中英语模块7(选修)

[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(285) / 评论(0) 分类 北师大版高中英语模块7(选修)

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) 分类 2015年VOA慢速英语(十一)月

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) 分类 大家说英语

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) 分类 英语学习方法

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) 分类 阅读空间

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(146) / 评论(0) 分类 趣味英语

本期内容: Carrie Gracie says the reaction to her resignation as the BBC's China editor shows there is a depth of hunger for equal, fair and transparent pay. The journalist, speaking as she co-presented the Today program with John Humphrys, has

发表于:2019-02-11 / 阅读(120) / 评论(0) 分类 夏说英语新闻晨读
学英语单词
a-game
advesture
aerophobia
against it
airport shuttle
American Nanny Plan
amputating ulcer
anthologically
ariosos
badhams
Basescu
be displeased with
below the epidermis
ben houseled
bills discounted daily list
blackfin
boat and box handling gear
bright steel bar
bruch
cell crane
charts and graphs
climatic non-periodic variation
Comatigny
common corn salad
cone test for hardenability
copelatus tenebrosis
dasyurid marsupial
debarking machine
Differdange
dissensitization
dusts
easy off slip flask
Ericsson system
exhibition design
ferropaper
fission reactor
fleubothomye
geographical vicariad
geomicrobiological
green-field condition
H group chondrite
idiopathical
impacted medium
information record
inhour unit
inlaut
interest on loan
internally-stored program
jumpathons
just in time
kirn
knackiness
lateral acceleration
live crack
Luisia morsei
maggids
maj.-gen.
make dinner
make-shift
mama-san
mean life-span
minimum subsistence
mixed-use
Moxotó
mu-meson
naked-tailed
neon-hydrogen bubble chamber
nigrescence
non-essential
Norton gear
paranoic type schizophrenia
PCP (printed-circuit patchboard)
plastic wearing end for plain bearing
polyisobutylene sheet
protosporphore
R. R. R.
radicofunctional
recans
regular salary
resulting
Revival of Learning
ridgelike
ring producer
rocket X-ray astronomy
Sadaba
sanga-sanga
silence zone
Simcor
smoke detectors
soyabean oil
submarine depression
Sylvius' ventricle
tammuz'
transpositor
Type D
typewriter terminal
ultrasonic perforation
under ... breath
unrueing
Viola pendulicarpa
Web Map Service
weight cell