音标:[,stætә'spә:mәs] ;
直生种子的

In the 24 years since the birth of Louise Brown,the world's first test-tube baby,thousands of would-be parents have been assure that as far as scientists knew there was no extra risk of genetic damage associated with in-vitro fertilization,

发表于:2018-12-05 / 阅读(50) / 评论(0) 分类 有声杂志阅读

[00:00.00]Albert Einstein communist Alexander Bell professor [00:05.00]艾伯特爱因斯坦 n.adj.共产主义者(的)亚历山大贝尔 n.教授 [00:10.00]ruler scientific darkness shy [00:14.79]n.统治者 adj.科学的 n.黑暗 adj.害羞的 [00:

发表于:2018-12-13 / 阅读(210) / 评论(0) 分类 高中英语词汇

RACHEL MARTIN, HOST: A wide-ranging study shows that sperm counts are plummeting throughout the Western world, and scientists don't know why. NPR health correspondent Rob Stein suggests some of the potential reasons. ROB STEIN, BYLINE: In Margaret At

发表于:2018-12-17 / 阅读(81) / 评论(0) 分类 2017年NPR美国国家公共电台7月

[00:02.22]Its a Pilates machine. 那是普拉提机 [00:07.02]You dont make anything. 它不是用来制造的 [00:07.22]What do you make with it? 拿它来制造什么东西? [00:09.66]Its for exercising. 是用来健身的 [00:10.30]Yeah, my wife

发表于:2019-01-01 / 阅读(114) / 评论(0) 分类 听电影学英语-朱诺

The One With the Jam -------------------------------------------------------------------------------- Written by: Wil Calhoun Transcribed by: Eric Aasen -----------------------------------------------

发表于:2019-01-01 / 阅读(120) / 评论(0) 分类 六人行—第1-5季

TBBT101-1生活大爆炸之精子银行(1) Sheldon: So if a photon is directed through a plane with two slits in it and either slit is observed it will not go through both slits. If its unobserved it will, however, if its observed after its left

发表于:2019-01-05 / 阅读(78) / 评论(0) 分类 看美剧学英语

TBBT101-2 生活大爆炸之精子银行(2) Leonard: Sheldon, this was your idea. A little extra money to get fractional T1 bandwidth in the apartment. Sheldon: I know, and I do yearn for faster downloads, but theres some poor woman is going to p

发表于:2019-01-05 / 阅读(81) / 评论(0) 分类 看美剧学英语

TBBT101-3 生活大爆炸之精子银行(3) Leonard: Well, what do you want to do? Sheldon: I want to leave. Leonard: Okay. Sheldon: Whats the protocol for leaving? Leonard: I dont know, Ive never reneged on a proffer of sperm before. Sheldon: Le

发表于:2019-01-05 / 阅读(57) / 评论(0) 分类 看美剧学英语

[00:45.58]1)Where Bruce like to go today? [00:51.54]He wishes he could go to the seaside today. [00:59.12]2)What are Bruce and Li Qun talking about? [01:06.85]They are talking about the sea,holidays,jobs and Li Qun's cousin. [01:15.68]Language points

发表于:2019-01-10 / 阅读(161) / 评论(0) 分类 高中英语人教版高二

英国科学家在男性避孕药研发上有了重大突破,未来男性有可能通过口服阻止精子游动的药丸来达到避孕效果。这可能改变千千万万伴侣的性生活。以后不仅女人可以吃避孕药,连男人都有避

发表于:2019-01-19 / 阅读(90) / 评论(0) 分类 阅读空间

A contraceptive pill that could be taken by men as well as women could be on the horizon. 一种男女通用的避孕药即将问世。 A breakthrough in the understanding of the biology of sperm could lead to a unisex version of the Pill, US governm

发表于:2019-01-19 / 阅读(157) / 评论(0) 分类 实用英语

Tick-tock, tick-tock. Is that your biological clock? And if it is, are you female? Most people think biological clocks are strictly female phenomena, with infertility and the risk of certain diseases

发表于:2019-01-26 / 阅读(110) / 评论(0) 分类 阅读空间

A chemical that has been linked to cancer cell growth is being used by millions of Americans in toothpaste every day, it has emerged. 在成千上万的美国人每天使用的牙膏中,可能存在一种导致癌细胞增长的化学物质。 The

发表于:2019-02-02 / 阅读(152) / 评论(0) 分类 英语新闻

1. Cyber Sickness 晕屏症 Also called digital motion sickness, symptoms that range from headaches to woozy feelings can occur when you quickly scroll on your smart phone or watch action-packed video on your screen. 这种病也被称为数字晕车,

发表于:2019-02-03 / 阅读(766) / 评论(0) 分类 阅读空间

Beijing, Sept. 6 (Xinhua) -- A sperm donation scandal disclosed recently has aroused growing concern in the United States. According to the New York Times' report, Ryan Kramer, the son of a donor, found that he has more than 150 half-siblings - they

发表于:2019-02-04 / 阅读(87) / 评论(0) 分类 英语新闻

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(208) / 评论(0) 分类 英语新闻

Scientists say early experiments suggest it may one day be possible to make babies without using eggs. 科学家称,早期实验表明,将来某一天或许不需要卵子就能孕育出婴儿。 They have succeeded in creating healthy baby mice

发表于:2019-02-17 / 阅读(50) / 评论(0) 分类 阅读空间

近日,淘宝聚划算发起了一场名为聚精会神的团购活动,除了提供司法鉴定服务以外,还上线了7个城市的精子库,预约捐精的志愿者可获得3000至5000元不等的捐精补助。 请看《中国日报》的报

发表于:2019-02-25 / 阅读(146) / 评论(0) 分类 英文语法词汇

First: According to magnitude I divide the whales into three primary BOOKS (subdivisible into CHAPTERS), and these shall comprehend them all, both small and large. 第一 我按照大小,把鲸分为主要的三篇(各篇再分为章),这就把它们不

发表于:2019-03-10 / 阅读(218) / 评论(0) 分类 白鲸记

And thus, through the courage and great skill in obstetrics of Queequeg, the deliverance, or rather, delivery of Tashtego, 这样,靠了魁魁格的胆识和采用手段高明的产科学即接生法, was successfully accomplished, in the teeth,

发表于:2019-03-10 / 阅读(116) / 评论(0) 分类 白鲸记
学英语单词
-penem
a-j
acknowledgement receipt
aeneous
air structure
Akraós
al maaniyah
arc incision
baldacchin
barring motor
Bartlett, John
beta-lactam
bucket hats
butch clover
Cengio
centrifuge dewaxing
chiu chao
closer reel
coldness index
conquerors
converting pipe
copper isotope
curl-paper
DAV
delayed automatic gain control (dagc)
diffuse villi
divided job processing
dorsopalmar
dropseed
dull sound
duquesnel
electric fence
electrocorticograms
endles belt peener
epidermal inclusion cyst
Epipactis ohwii
forced discharging
frown
fuel processing
FXA
genus Coelophysis
Glossa, Cape
granular cell type ameloblastoma
hamanatto
hexacontium axotrias
hylomorphic
implicit smoothing
index disc
intraurban
laures
layth
Ligularia schmidtii
lime-soda process
lithium chloride resistance hygrometer
Loginova, Guba
lyff
margin
marry in haste, repent at leisure
mcgillvray
micron ultra shifter
money clip
Monjes del Este, Is.
multicrastinating
multiple-keys
multiple-motor
multistorey catalytic reactor
nicknack
Nuculana
ogonyoks
omom
opticroms
other prepayments
overcup oaks
paraleucobryum formosanum
passive devices
pedicle of spleen
perfuming
perisclerium
Perrin Air Force Base
phosphoglycerokinase
plunger displacement
praso-
preliminary flightrating test,PFRT
pylos
reactance synchronizing method
recklessness
rood goose
Ruff-Fenton degradation of sugars
Sarufutu-gawa
semitransparency
session level
shifter collar
small pair boat
sparteines
standard metropolitan statistical area
standard of feasibility
sternbergia
undercanopy
underpraises
Vomano, Fiume
west indiess