异质受精;基因构造不同的配子分别使卵核与胚乳核受精

A Century of Memories (1940-1949) On the first Sunday in December 1941, Americans were doing what Americans did on any normal Sunday.

发表于:2018-11-28 / 阅读(216) / 评论(0) 分类 疯狂英语2003年

Benjamin Franklin 本杰明富兰克林 Franklin's parents were both pious Puritans. 富兰克林的双亲皆为虔诚的清教徒, The family attended the old South Church, the most liberal Puritan congregation in Boston, where Benjamin Franklin w

发表于:2018-12-02 / 阅读(143) / 评论(0) 分类 世界名人故事之政界精英

014 bedroom Words Bed bedside table alarm clock wardrobe pillow duvet blanket sheet chest of drawers bedside lamp mirror dressing table pyjamas nightdress mattress Phrases Go to bed Get up Set the alarm clock Go to sleep Read in bed Make your bed Be

发表于:2018-12-02 / 阅读(168) / 评论(0) 分类 情景英语口语100主题

[00:00.00]Unit 18 Annoying things [00:06.79]2 While you read A sticky problem [00:15.73]You can imagine the scene. [00:20.58]Youre walking down the street of an old English town. [00:25.65]You decide to sit on a bench to admire the fine buildings and

发表于:2018-12-04 / 阅读(165) / 评论(0) 分类 创新国际英语教程 学生用书 3

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(122) / 评论(0) 分类 万花筒2009年

Books and Arts; Book Review; 文艺;书评; Otters in the wild 野生水獭 Beguiling carnivores 欺骗性的肉食动物 A muse to poets, a mystery to scientists 诗人的灵感,科学家的谜团 Poets dig my style 诗人尽挖我的风采 Ot

发表于:2018-12-31 / 阅读(156) / 评论(0) 分类 经济学人文艺系列

At the same time, a rift existed at Harvard between its sixth president Increase Mather and the rest of the Harvard clergy. Mather thought that they were increasingly liberal, and didn't maintain the Puritan religious orthodoxy; what's more, after hi

发表于:2019-01-01 / 阅读(127) / 评论(0) 分类 走进耶鲁大学

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(119) / 评论(0) 分类 2017年VOA慢速英语(八)月

夏菲马瑟于此解释了他为何丢弃他原先的工作并成为一名社会企业家。他的企业是提供生命救助服务的 1298 for Ambulance 。现在,他提出一新的主意和计划以建立一间反腐公司。与那些于公共服务

发表于:2019-01-05 / 阅读(126) / 评论(0) 分类 TED公开课:罪与罚

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(178) / 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(144) / 评论(0) 分类 Scientific American(十)月

00:06.79]2 While you read A sticky problem [00:15.73]You can imagine the scene. [00:20.58]Youre walking down the street of an old English town. [00:25.65]You decide to sit on a bench to admire the fine buildings and beautiful flowers [00:32.31]a litt

发表于:2019-01-10 / 阅读(292) / 评论(0) 分类 创新英语教程第三册

[00:00]P:And you'd be coming from... [00:02]J:Oxfordshire. [00:03]P:Whereabouts in Oxfordshire? [00:04]J:Darlington. [00:05]P:That rings a bell. Wasn't there a Lord Darlington? Some sort of Nazi, got us in the war, they said? [00:12]J:I'm

发表于:2019-01-14 / 阅读(136) / 评论(0) 分类 英美人天天都在说的4000句:跟着影视学最真实的口语

英语作文 My Good Friend My name is .I have a good friend . Her name is Liu Yun. She lives in China . Her mather is a singer. She likes swimming. Her father is a TV reporter. He likes listening to mnsic. Liu Yun likes piaying the violin and riding he

发表于:2019-02-01 / 阅读(109) / 评论(0) 分类 英语作文

JOHANNESBURG, May 30 (Xinhua) -- Ajax Cape Town's Thulani Serero won the player of the year award at the South African Premiership awards at Gold Reef City on Sunday. The 21-year-old striker's awards included Footballer of the Year Award, the Premier

发表于:2019-02-01 / 阅读(199) / 评论(0) 分类 英语新闻

Hello, and welcome to our show. Today, well be making one of my favourite recipes. Its called the egg spaghetti. First, what you will need for this recipe is: About a hundred grams of dried spaghetti, Two table spoons of olive oil, Fifty grams of min

发表于:2019-02-05 / 阅读(181) / 评论(0) 分类 原版英语对话1000个

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(179) / 评论(0) 分类 英语新闻

If you can't seem to kick that awful nail-biting habit, you might as well get some flavor out of it with KFC's new chicken-flavored edible nail polish. It comes in two different flavors Original (beige), and Hot Spicy (red), and is quite literally Fi

发表于:2019-02-18 / 阅读(119) / 评论(0) 分类 阅读空间

Ben je jezelf weer verloren Alles wat er van je wordt verlangd Je lijkt je aan de stilte te storen En wat ik ook zend het lijkt alsof jij het niet ontvangt Of wil je liever niet weten Voor welk ding echt jij je ogen sluit Ben je domweg vergeten Om te

发表于:2019-02-20 / 阅读(149) / 评论(0) 分类 英文摇滚歌曲

Benjamin Franklin 本杰明富兰克林 Franklin's parents were both pious Puritans. The family attended the old South Church, the most liberal Puritan congregation in Boston, where Benjamin Franklin was baptized in 1706. 富兰克林的双亲皆为虔

发表于:2019-02-21 / 阅读(161) / 评论(0) 分类 名人认知系列 Who Was
学英语单词
2-furylacetylene
acts of terrorism
actuating error signal
actuating spring
adjusting-device
antepenultime
Aztec pyramids
balsaming lens
bauce
Belves
biomass C
Boolean-marker
bounce table
catalyzed sorption
cavity mode
Chomolungma
chuanxinlian tablets
clinical psychologists
closed-chain compound
continuous flow scintillation counter
convergent lady beetle
core cavity
cotton clothes
Crismer's butter
dinezin
disbind
drainage lead
electrochemical amplifier
electronic tuning
epitheliogenesis imperfecta
facsimileing
Fast of Tammuz
feet
foredeal
fraudulent mediums
gaurax piceus
get sth over
gok
ground-air radio frequency
hardwood tar
have a great tooth for
honey man
hrdlicka
improved up on
in a tight corner
inexorably
information content of programs
INMARSAT-M
inorganic rubber
kit out
Laelaps jettmari
liberal fundamentalism
lime boil
locating acupoint by bodily mark
longipetiolata
mashed diffusion
mictic
Monotropa
multiple delay
northeasterner
nyctosaurid
observation study
occasionary
Orbilius
ordnance control engineer
pentaborane 9
Percataneous
photo-actinic action
photoactivatable
pick up stitches
pig and scrap process
pL.
polar chart
power-transmission
puerperal psychosis
puton
rafacelite
resource shortage
Salvage by Stowage
San Marco
sat in on
saunders p.
scabrousness
self-affinity
self-apparent
software_library
sorghum Sudangrass hybrid
spiraea salicifolia l.
sthenoplastic
swipe
tanked-up
taylorii
tee off on
tell at a glance
to stay
tone meeting
trouble oneself about
violers
water control system
woop
your butt
zambone