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双受精作用

Question: And so to our first 2) contender. Good evening. Your name, please. Answer: Good evening. Question: Your first time your chosen subject was answering questions before they were asked, this ti

发表于:2018-11-28 / 阅读(192) / 评论(0) 分类 疯狂英语2002年

今天要学的一个词组是:double standard。 Double standard是指双重标准。美国连锁商店沃尔马允许在中国的分店组织工会,却不允许在美国的商店组织工会。媒体报导的标题说:Critics claim double sta

发表于:2018-12-04 / 阅读(105) / 评论(0) 分类 英语每日一词

Mike: Hey Ben, if this Amy girl that you are so hot for already said yes to the movie, then what's your problem? Yes! Alright, the pressure's on. You miss this, you've got C A R O. Ben: My problem is that mum and dad have never really officially s

发表于:2018-12-05 / 阅读(162) / 评论(0) 分类 成长的烦恼第四季

10月4日,在瑞典首都斯德哥尔摩的卡罗林斯卡医学院,诺贝尔奖评审委员会宣布,英国生理学家罗伯特爱德华兹获得2010年诺贝尔生理学或医学奖。 85-year-old Englishman Robert Edwards wins the Nobel Pri

发表于:2018-12-07 / 阅读(162) / 评论(0) 分类 60秒科学

They are only a few weeks old, but these octuplets are already the center of public outrage. Los Angeles police say they plan to investigate death threats against their mom, Nadya Suleman. The 33-year-old single, unemployed mother has been getting hu

发表于:2018-12-11 / 阅读(118) / 评论(0) 分类 万花筒2009年

Grammar Girl here. Today's topic is the the, not as in the British '80s band, but as in what to do when a sentence calls for a the in front of a name or title that starts with a the, like The New York Times. So, listener Rob Jones asked, Do I have to

发表于:2019-01-02 / 阅读(131) / 评论(0) 分类 英语语法 Grammar Girl

Scientists in Oregon successfully fixed a disease-carrying gene in human embryos. It was the first time this has been done. This small effort could be a big step in preventing inherited, or gene-related diseases. A research team at Oregon Health Scie

发表于:2019-01-02 / 阅读(110) / 评论(0) 分类 2017年VOA慢速英语(八)月

This is Scientific Americans 60-Second Science, I'm Cynthia Graber. This will just take a minute. In vitro fertilization(试管受精) efforts can be helped by oddly enough oral contraceptives .That's the finding from Tel Aviv University, site of the

发表于:2019-01-08 / 阅读(172) / 评论(0) 分类 Scientific American(四)月

This is Scientific Americans 60-Second Science, Im Steve Mirsky.Got a minute? The 2010 Nobel Prize in Physiology or Medicine goes to 85-year-old Robert Edwards of England, for the development of in vitro fertilization. The Karolinska Institutes Chris

发表于:2019-01-08 / 阅读(137) / 评论(0) 分类 Scientific American(十)月

Double, Double play pause stop mute unmute max volume 00:0005:28repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin. OPHIRA EISENBERG, HOST: Now it's time to

发表于:2019-01-17 / 阅读(144) / 评论(0) 分类 2016年NPR美国国家公共电台10月

Single's Day itself developed here in China in the mid-1990's as a sort of an anti-Valentine's Day, with young single people using November 11th, or 1-1-1-1 on a digital calendar, to treat themselves to gifts. But in 2009, Alibaba took the first step

发表于:2019-01-19 / 阅读(133) / 评论(0) 分类 2015CRI中国国际广播电台

今天我们要学的词是double standard。Double standard, 双重标准。美国国会众议院议长佩洛西指责共和党人在医疗保健改革的辩论中使用双重标准, House Speaker Nancy Pelosi accused Republicans of having a double

发表于:2019-01-25 / 阅读(148) / 评论(0) 分类 英语每日一词

RIO DE JANEIRO, April 4 (Xinhua) -- Fellipe Bastos scored two goals as Vasco de Gama defeated Alianza Lima 2-1 in their Copa Libertadores match at Lima's Alejandro Villanueva Stadium on Tuesday. The result lifts Vasco to the top of their group with 1

发表于:2019-02-03 / 阅读(162) / 评论(0) 分类 英语新闻

The Chong Yang Festival is celebrated on the ninth day of the ninth lunar month, and it is as such known as the Double Ninth Festival. Origins: The festival began as early as the Warring States Period (475 - 221 BC). According to the yin/yang dichoto

发表于:2019-02-05 / 阅读(130) / 评论(0) 分类 阅读空间

今天我们要学的词是double-edged sword。 Double-edged sword, 双刃剑,指一件事情有利有弊。 The holiday break is a double-edged sword for the football team, because the championship game is on Jan. 2nd, 年底的假期对球队来说

发表于:2019-02-06 / 阅读(126) / 评论(0) 分类 英语每日一词

今天我们要学的词是double check。 Double check, 是复核的意思。The teacher told her students to double check their answers before handing in the exam, 老师告诉学生们,交卷之前应该反复检查自己的答案。They double

发表于:2019-02-06 / 阅读(131) / 评论(0) 分类 英语每日一词

BEIJING, Aug. 22 (Xinhuanet) -- Researchers have discovered how a human egg captures an incoming sperm for fertilization, paving the way to help couples suffering from infertility, according to media reports on Monday. An international team of resear

发表于:2019-02-08 / 阅读(170) / 评论(0) 分类 英语新闻

LOS ANGELES, March 6 (Xinhua) -- Blake Griffin played a highly efficient game with 23 points, 11 rebounds and 11 assists, which gave the Clippers big support to stop the Bucks' streak with 117-101 victory. The 11 assists were Griffin's career high. H

发表于:2019-02-11 / 阅读(191) / 评论(0) 分类 英语新闻

今天要学的一个词组是:double standard。 Double standard是指双重标准。美国连锁商店沃尔马允许在中国的分店组织工会,却不允许在美国的商店组织工会。媒体报导的标题说:Critics claim double sta

发表于:2019-02-16 / 阅读(168) / 评论(0) 分类 学个词

哈利波特陪我们走过了十年,如今已经到了最后一步,长大了的何止是电影中的小演员们,还包括我们自己。 Double, double, toil and trouble. Fire burn and cauldron bubble. Double, double, toil and trouble. Someth

发表于:2019-03-02 / 阅读(174) / 评论(0) 分类 影视英文歌曲
学英语单词
2-N-dimethyladenine
ADPCM
aggregate combination
airflow pattern
aldehuela de la boveda
alvin
anti utilitarian
assay lead
azimuth equidistance projection
Bakonycsernye
beating to the punch
bottom padding roller
boundary controller
C.V.
campement
cargo handling capacity of seaports
cheese doodle
civil servant work act
coast elevation
collution
commorants
controlling section
Crude oil stocks
density-of-snow gauge
director ship
double-tube core barrel
Dryphenotus
dualize
e-cig
elixir ipral
emergency transformer
Equal percentage
fell under
fermionic
finished weld(ing)
fitting bay
flow relation
frozen meat block
gingham
go to jail
goinger
haarders
hedyosmum orientale merr. et chun
homo thug
Hypokaluria
ikegami
impedance starter
in someone's opinion
infantile death
instant-on OS
internet control message protocol (icmp)
invoke precedent
Jekyll-Hyde syndrome
laser-Doppler
lexical reading
local oscillator coil
longitudinal conductance
malnourish
mat-formings
microspheric form
multi-unit power transmitting tube
multiple tool block
navicula distans
node transition description
non guaranteed bonds
non-Hausdorff space
nonsystematic
outrunner
peak cathode fault current
perina
phosgenated J-acid
pltg.
prickpunches
prompt nuclear radiation
reflee
regulating block
reverse of excitation
Ricci identity
ringing in
sag profile
salvage air valve
scheme repository
sea breeze front surface
shearsons
single retort stoker
slavicek
Spinomatic frame
stormer
supramalleollar amputation
tag-chip
Terenozek
Terney
terraformable
theurer
trade practice
tremolo massage
turnup for the book
turret vessel
Wirksworth
z-transfer function
Zyryansk