胚的代谢和水分含量

[00:00.00]TAPE 1 [00:50.13]Unit 1 [00:53.60]What was the weather like yesterday? [00:57.29]Part 1 [00:59.98]Ask and answer. [01:03.16]What was the weather like yesterday? [01:06.85]It was windy. [01:09.83]Part 2 [01:12.52]Listen and act. [01:15.42]Wh

发表于:2018-11-30 / 阅读(258) / 评论(0) 分类 新版剑桥少儿英语第三级 (上)

DAVID GREENE, HOST: All right, let me give you a big reason to listen to this next story about a clam's metabolism - because the essential conclusion is it is better to be lazy. Here's NPR's Laura Wamsley. LAUREL WAMSLEY, BYLINE: Luke Strotz is a pal

发表于:2018-12-02 / 阅读(192) / 评论(0) 分类 2018年NPR美国国家公共电台8月

On the eastern side of the Arabian Peninsula, the desert turns green as clouds cover it like a blanket. This is the country of Oman's monsoon season. The natural event, which lasts for three months, draws hundreds of thousands of tourists with cool w

发表于:2018-12-07 / 阅读(136) / 评论(0) 分类 2017年VOA慢速英语(八)月

[00:00.00]Lesson 19 The Powerful Influence of Weather [00:13.60]天气的巨大影响 [00:27.19]Weather has a powerful effect on people. [00:30.97]天气对人们有巨大的影响。 [00:34.74]It influences people's health, intelligence,and feelings

发表于:2018-12-08 / 阅读(209) / 评论(0) 分类 赖世雄学英语第四册

Welcome to This I Believe, an NPR series presenting the personal philosophies of remarkable men and women from all walks of life. For our series This I Believe, we receive thousands of essays from young people. Today we hear from one of them. Kamaal

发表于:2018-12-19 / 阅读(180) / 评论(0) 分类 2007年NPR美国国家公共电台

Facebook published detailed guidelines Tuesday for what users can and cannot post on the social media service. Earlier this month, lawmakers called on Facebook chief Mark Zuckerberg to appear in Congress. They demanded that his company take more step

发表于:2019-01-03 / 阅读(179) / 评论(0) 分类 2018年VOA慢速英语(四)月

Sally just called in sick. Sally刚来电话请病假了 The movie was a turn-off. 这电影真倒人胃口 The power is running low. 快没电了 Its stuffy in this room. 这房间真不通风 Its drafty in this room. 这房间通风真好 When is t

发表于:2019-01-08 / 阅读(278) / 评论(0) 分类 英语口语

Here is an exclusive list of bad bathroom habits that finally answers the question: Am I showering wrong? 这里有一份独家的关于浴室中的坏习惯清单,它能够彻底地回答这个为题:我淋浴做的不对吗? Bad Habit #1: Ski

发表于:2019-01-09 / 阅读(161) / 评论(0) 分类 英语作文

This is the VOA Special English Development Report. The project known as One Laptop Per Child has a new campaign to bring its computers to children in developing countries. The campaign will urge people in the United States and Canada to spend just

发表于:2019-01-11 / 阅读(179) / 评论(0) 分类 VOA慢速英语2007年(十)月

[0:0]misunderstand mixture误会 混合,混合物 [1:48.5791]mobile mode moderate modest [2:31.6939]modify moist moisture mold

发表于:2019-01-16 / 阅读(261) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

RACHEL MARTIN, HOST: Scientists doing embryo research are facing some sensitive questions over a new generation of scientific experiments, questions like how long should scientists be allowed to keep human embryos alive in their labs to study them? A

发表于:2019-01-16 / 阅读(155) / 评论(0) 分类 2017年NPR美国国家公共电台3月

ARI SHAPIRO, HOST: For the first time, scientists have altered the DNA in human embryos to make a fundamental discovery about early human development. Scientists say this proves that modifying genes and human embryos can reveal powerful insights into

发表于:2019-01-16 / 阅读(149) / 评论(0) 分类 2017年NPR美国国家公共电台9月

非健康习惯 Avoid The Sun All Together 一直不晒太阳 So we've all read the same studies about how bad the sun is for your skin. 我们都读过这样的文章吧:阳光特别不利于肌肤健康。 But the sun rays also blast your skin wi

发表于:2019-01-22 / 阅读(172) / 评论(0) 分类 英语听力广播—Listening

By Deborah Tate Washington 17 July 2006 The U.S. Senate Tuesday is expected to approve federal funding for expanded embryonic stem cell research, despite a veto threat from President Bush who opposes the idea on moral grounds. -------- On the eve of

发表于:2019-01-31 / 阅读(243) / 评论(0) 分类 2006年VOA标准英语(七月)

During the weekend, 2 couples and their families invited the media newspapers, TV and radio to interview them about embryo donation. The first couple had two teenage boys and the second couple had a 3-month old baby girl. Couple 1s 16 year old son wa

发表于:2019-02-06 / 阅读(145) / 评论(0) 分类 新西兰英语

Much of New Zealand has been very cloudy and cool so far this month. However, some inland places, especially Central Otago, have had hot weather. Usually February is our hottest month so the cool temperatures and winds for most of us are disappointin

发表于:2019-02-17 / 阅读(119) / 评论(0) 分类 新西兰英语

讲解文本: stuffy 闷热的,不通气的,闷人的,缺乏新鲜空气的 It was hot and stuffy in the classroom. 教室里又闷又热。 I have a stuffy nose. 我鼻子塞住了。 疯狂练习吧!

发表于:2019-02-23 / 阅读(133) / 评论(0) 分类 愉悦口语

Joan: Boy, its really stuffy in here. 琼:乖乖,你这里可真闷啊。 Drake: Youre right. We need some fresh air. 德雷克:你说的对。我们需要些新鲜空气。 Joan: Lets turn on the air-con. 琼:咱们打开空调吧。 Drake:

发表于:2019-02-27 / 阅读(212) / 评论(0) 分类 天天练口语

[00:02.36]Next 下一位 [00:04.08]New York City. one way, please 麻烦一张到纽约市的单程票 [00:08.84]-$8 7. -$8 7. Theres 1 00 - 87元 - 87元,这是100 [00:14.44]-lm going to see my son. -Very good - 我要去看我儿子 - 很好啊 [

发表于:2019-03-16 / 阅读(405) / 评论(0) 分类 听电影学英语-天伦之旅

ivory n.象牙,象牙材质(不可数) A grown male elephant has two long tusks of ivory. 成年公象有两条长牙。 Many elephants were killed for their ivory. 许多大象因为它们的象牙而遭捕杀。 stubborn a.顽固的 Jane wanted

发表于:2019-03-17 / 阅读(378) / 评论(0) 分类 赖世雄进阶英语词汇3500
学英语单词
AADH
absorptiometric analysis
additional fees
antideaf otic pill
arsenic fluoride
autonomous channel operation
bath motion
bearing liner backing
block exemption
bobveal
break roll
budgetary control plan
cargo-handling
cat head line
cobaltic flavo salt
copyright union of international
core-lifter case
corrective shoe
cost of living indexation
de-beaked
diamido-
Doolin Pt.
doublepressing
dreamgirls
dungheaps
early closing
elements of iron group
epididymal contusion
epp
examining endoscope
flexible cellular material
Forsbach
fossil oils
fractional distillating tube
free-choice
fuehrer
G. L. R.
Ghilarza
glip
headering
heat-content
hot air oven
hump lead
incidious
industry associations
industrywide
Izmirian
jacket band screw
Jagadhri
jet stream trough
kahanes
kawakuboes
killed vaccine
LATP
legot
ligg. intertransversaria
Loveland Park
lyricss
major types
manerlum
mark up cancellation
mauka
micropyrenic
Mingyue Shan
moelis
Mokhovaya, Gora
mottled bamboo
multiplicator equation
myocardial ischaemia
nonquals
North Tonawanda
Okuni
paraphrenesis
pentacosanoyl
plemmirrulate
polymyxin E sulfate
Pru
pseudoretraction
quench-aging
railway flak
reactive thrust
Reinerton
residual standard deviation
Rocklinizing
rocky fishes
Rolando's line
Rzeszówskie, Województwo
second-order hexagonal pyramid
selfube iron
splash block
stopcocks
strip-grinding line
sustainable society
sweep frequencytechnique
syrupus aromaticus
the reverse side of the medal
toilet ware
transistorized video circuit
undermodulation
vertical tail
wagonwrights
written-out program