突变型变率, 突变体频率, 突变频率

Here's the news at 11:30. Thousands of people have marched through the centre of Corby in Northamptonshire to protest against plans to close the steel works, the town's major employer. The marchers de

发表于:2018-12-03 / 阅读(91) / 评论(0) 分类 英语解说豆知识2009年

What is Bluetooth? Bluetooth is a universal radio interface in the 2.45GHz frequency band that enables portable electronic devices to connect and communicate wirelessly via short-range, ad hoc netwo

发表于:2018-12-08 / 阅读(104) / 评论(0) 分类 新概念英语第一册Flash第2版

What's the frequency kenneth is your benzedrine Uh huh I was braindead locked out numb not up to speed I thought I'd pegged you an idiot's dream Tunnelvision from the outsider's screen I never understood the frequency Uh huh You wore our expectations

发表于:2018-12-13 / 阅读(132) / 评论(0) 分类 Friends 老友记全10季英语插曲

Economics Report - A Closer Look at High-Frequency Trading 经济报道 - 近距离审视股票市场高频交易 This is the VOA Special English Economics Report. 这里是美国之音慢速英语经济报道。 Once, stocks were traded through the

发表于:2018-12-16 / 阅读(120) / 评论(0) 分类 2011年VOA慢速英语(十)月

1. Nerd/geek/dork/dweeb/gweeb 呆子. 这些字都代表一个人因为太专注某件事而看起来不太正常, 而并非不聪明的呆, 如书呆子, 计算机怪胎等, 这几个字可以交换使用. 其中 nerd , geek 和 dork 比其它二个来

发表于:2018-12-17 / 阅读(244) / 评论(0) 分类 今日美国口语

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Generations of American children have been told, Eat your broccoli! And for decades, researchers have known that broccoli and related vegetables like cauliflower and water

发表于:2018-12-24 / 阅读(90) / 评论(0) 分类 Scientific American(一)月

I can't believe Mr. Feeny actually missed a day of school. Well, you know who you can thank for that, don't you? Zeus? Me! I wished for him to get sick, and he did. You didn't wish for him to get sick. Sure I did, yesterday when we weren't studying.

发表于:2019-01-02 / 阅读(83) / 评论(0) 分类 听美剧学英语-《淘小子看世界》

[ti:UNIT 7 Sports and Good Health Lesson56] [0:00.886]Unit 7 [0:03.266]Sports and Good Healthy [0:06.443]Lesson 56 [0:09.320]Unit Review [0:11.461]Ⅰ. [0:12.879]Building Your Vocabulary [0:15.624]A. [0:16.807]Fill in the blank with the proper word.

发表于:2019-01-09 / 阅读(141) / 评论(0) 分类 河北教育初中英语(初中起点)七年级下册

Robot Can Help With Farm Work 可以帮助农民干活的机器人 In the American state of Idaho, a robot moves between lines of fruit trees and grapevines. It is doing farm work. Called IdaBot, this robot is a prototype, or model. An engineering te

发表于:2019-01-12 / 阅读(400) / 评论(0) 分类 2016年VOA慢速英语(十一)月

High Frequency Traders Under Scrutiny 美司法部调查高频交易 The U. S. Justice Department is investigating the relationship between high frequency trading firms and major exchanges -- and regulators in Washington and the state of New York are

发表于:2019-01-14 / 阅读(119) / 评论(0) 分类 VOA标准英语2014年(四月)

Well, I was born with a rare visual condition called achromatopsia, which is total color blindness, 我出生在一个色彩极少的世界,世界只有明暗之分,这叫做全色盲 so I've never seen color, 所以我不知道什么是颜色, a

发表于:2019-01-18 / 阅读(78) / 评论(0) 分类 TED演讲国际问题篇

He was the embryo of the very thing we were trying to do consciously. He had started with bossa nova, and he had added rhythm'n'blues and rock'n'roll to his thing. And he had a new synthesis that prefigured everything the Tropicalistas wanted to, to

发表于:2019-01-22 / 阅读(170) / 评论(0) 分类 自然百科2012年

还记得孙燕姿那首红遍大江南北的《绿光》吗?翻越过前面山顶、层层白云,绿光在哪里?不知道有多少人跟小编一样,以为歌里的绿光只是对幸福的比喻。而其实在现实中,绿光是真实存在

发表于:2019-01-28 / 阅读(83) / 评论(0) 分类 实用英语

Chinese scientists have announced a gravitational wave research plan they're dubbing Taiji. The Chinese Academy of Sciences says their research plans will be finalized later this year. Academy member Wu Yueliang says their research will focus on low

发表于:2019-02-02 / 阅读(99) / 评论(0) 分类 英语新闻

There are many ways to express the frequency of events. Here are just a few. 你可以用许多方式来表达事情发生的频率,以下仅为其中一些。 1. a few times 1.几次 2. all the time 2.总是 3. almost always 3.几乎总是 4. almo

发表于:2019-02-03 / 阅读(133) / 评论(0) 分类 实用英语

EIJING, Aug. 30 (Xinhuanet) -- The United Nations is warning authorities to be on high alert of bird flu as the virus appears to be returning. The UN Food and Agriculture Organization said in a statement Monday a mutant strain is spreading across par

发表于:2019-02-08 / 阅读(120) / 评论(0) 分类 英语新闻

Have you ever wanted to stay young a little longer 大家有没有想过要年轻再久一点 and put off aging? 延缓衰老呢? This is a dream of the ages. 这是很久以来的梦想了 But scientists have for a long time 不过科学家以前一

发表于:2019-02-14 / 阅读(79) / 评论(0) 分类 TED演讲科学篇

视频在英语中常表示为: video frequency (V.F.); vision frequency; visual frequency; video 例句: 1. 谁说视频游戏不能被赋予教育意义? Who says video games aren't educational? 2. 选择面广而且视频质量高。 High qualit

发表于:2019-02-18 / 阅读(91) / 评论(0) 分类 英语口语

An international group of scientists has engineered an enzyme which they say will be able to eat some of the most common plastic. It's being touted as a possible way to fight pollution. Improvements aimed at making the enzyme work more effectively ar

发表于:2019-02-22 / 阅读(109) / 评论(0) 分类 2018CRI中国国际广播电台

儿童节快乐!来看看美国卡通明星用英语怎么说! 1)Popeye the Sailorman 大力水手 old school古老的2) Teenage Mutant Ninja Turtles/TMNT忍者神龟 Mutant变异的Renaissance文艺复兴3) SpongeBob海绵宝宝4) Patrick派大星

发表于:2019-03-02 / 阅读(122) / 评论(0) 分类 OMG美语
学英语单词
Androsace pomeiensis
angle gear
antisubmarine torpedo
ash ultramarine
axe-heads
axial internal clearance
Bisbutiamine
blashy
broaken-back curve
carbon step tablet
carnicas
Champlainian
chondroepiphysis
christoforous
contact junction
Cook's tour
crash locator beacon
de finetti's theorem
debut
deflection of main journal
dianhydrides
diffuse alveolar damage syndrome
distribution feedback (dfb)
drunkhead
dsos
ecopsychologist
enloe
entropy effect
equilibratory sensation
erioclada
erosional valley
exarillate
extract wool
eyeball protector
false dogwood
Feuchtwangen
gauged instrument
gnophomyia (gonomyia) foliacea
gravel aggregate
group very quick light
guide point
Gunbar
hallandren
have butterflies in ... stomach
hot spot microcell
IMXB
inelastic removal cross section
intentional concealment
intercharacter adjustment
intraoral pocket
irreducible projective k variety
judgment summons
Kalewala
keyway slotting
konquerors
kyroscopy
M-component
magnetofluid dynamics (mfd)
Mann.
manumissio censu
maximum experimental safe gap
mercury cell
metal-insulator-metal diode(mim diode)
metaphysical poets
motor vehicles in use
moving magnet type instrument
nongivers
not care a tinker's cuss
NWEB
oceanographic catching
omoclavicular
open frames
papilliferous cystoma
prick off
push-up
radio telescopes
recherchest
run-past
slug-rupture products
SMFS
solid-solid reaction
sound sheet
soundwave
staff member beneficiary
subsurface illuminator
sudden applied load
support colume
swordsmen
three-point perspective
trophic interrelation
Tunica conjunctiva palpebralis
turbulent wind
U curve
undamped waves
unrecorded liabilities
unsecond
varenius
Vernonia sylvatica
vogelmann
wiglet
wipe out an account
world tree