细菌计数

Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is about a millimeter across. Rod-shaped bacteria are u

发表于:2018-11-28 / 阅读(443) / 评论(0) 分类 新概念优美背诵短文50篇

Bacteria are extremely small living things. While we measure our own sizes in inches or centimeters, bacterial size is measured in microns. One micron is a thousandth of a millimeter: a pinhead is abo

发表于:2018-12-01 / 阅读(158) / 评论(0) 分类 新东方背诵文选

OK, eyes closed, turn around, and what? 好了,闭上眼,转过身去,然后在干什么? Start counting. 开始数数。 Oh, right. One, two, three, five, six. 哦,对了。一,二,三,五,六。 Oh, my, didn't I already say six, b

发表于:2018-12-04 / 阅读(62) / 评论(0) 分类 天才宝贝熊

A new study into the hygiene of supermarkets has found that shopping carts are dirtier than the stores bathrooms. Microbiologist Dr Charles Gerba of the University of Arizona conducted research on the handles of 85 carts in four American states. He r

发表于:2018-12-07 / 阅读(128) / 评论(0) 分类 创新英语

Unit 3 [00:02.91]第三单元 [00:05.83]How many classes do you have? [00:07.34]你们要上多少节课? [00:08.86]Lesson 13 [00:09.93]第十三课 [00:11.00]1 Just speak [00:12.43]说 [00:13.87]-Let's play a counting game! [00:15.43]-让我们来玩计

发表于:2018-12-12 / 阅读(149) / 评论(0) 分类 人教版小学英语四年级

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Sometimes a bit of bacteria can be just what the doctor ordered. If you prize yogurt for its active cultures, you know what Im talking about. Now a new s

发表于:2018-12-24 / 阅读(83) / 评论(0) 分类 Scientific American(九)月

They say that who you hang out with says a lot about who you are. Well, the microbes that hang out on your fingers can point to exactly who you are. Because scientists at the University of Colorado in Boulder have been able to identify individuals ba

发表于:2018-12-24 / 阅读(68) / 评论(0) 分类 Scientific American(三)月

Lately I've been, I've been losing sleep最近夜不能寐 Dreaming 'bout the things that we could be胡思乱想各种可能 But baby I've been prayin' hard但亲爱的,我拼命地祈祷着 Said no more counting dollars祈祷不再被金钱所迷惑

发表于:2019-01-03 / 阅读(67) / 评论(0) 分类 听歌学英语

By Ruth Reader Washington, DC 13 February 2008 There is growing concern around the world over illnesses caused by new antibiotic-resistant bacteria, or so-called superbugs, and the decreasing effectiveness of antibiotics to treat infections. Earlier

发表于:2019-01-07 / 阅读(89) / 评论(0) 分类 VOA常速英语2008年(二月)

Lately, I've been, I've been losing sleep Dreaming about the things that we could be But baby, I've been, I've been playing hard, Sitting, no more counting dollars We'll be counting stars, yeah we'll be counting stars Counting Stars OneRepublic Nativ

发表于:2019-01-10 / 阅读(80) / 评论(0) 分类 The Voice 美国好声音

HealthReport-GutBacteria:WeAreWhatWeEat This is the VOA Special English Health Report. The human digestive system is full of bacteria -- mostly good bacteria. These organisms help break down food so the body can use the nutrients. Scientists are expl

发表于:2019-01-12 / 阅读(98) / 评论(0) 分类 2011年VOA慢速英语(九)月

Experts: Let Produce Dry Out to Avoid Bacteria American researchers say farmers should wait one day after a rain storm or watering their fields to harvest fresh fruits and vegetables. They say gathering the crops at least 24 hours after rainfall incr

发表于:2019-01-12 / 阅读(160) / 评论(0) 分类 2015年VOA慢速英语(七)月

Nigeria Counting Votes From Parlimentary Elections Election officials in Nigeria are counting votes from Saturday's parliamentary elections in which large numbers of people turned out to cast ballots despite instances of violence. Counting began as s

发表于:2019-01-14 / 阅读(53) / 评论(0) 分类 VOA标准英语2011年(四月)

European and World Health Organization scientists say a deadly outbreak of E. coli bacteria that has killed 18 people is a rare and virulent(致命的) strain of the bacteria. The latest victim died Wednesday night in Germany. The United Nations agen

发表于:2019-02-04 / 阅读(82) / 评论(0) 分类 英语新闻

BEIJING, May 24 (Xinhuanet) -- Scientists revealed for the first time the molecular structure of proteins, which enables bacteria to transfer electrical charges, according to a new study. The revelation was published in Proceedings of the National Ac

发表于:2019-02-07 / 阅读(63) / 评论(0) 分类 英语新闻

Lately, I've been, I've been losing sleep Dreaming about the things that we could be But baby, I've been, I've been playing hard, Sitting, no more counting dollars We'll be counting stars, yeah we'll be counting stars Counting Stars OneRepublic Nativ

发表于:2019-02-11 / 阅读(87) / 评论(0) 分类 The Voice 美国好声音

Lately I been, I been losing sleep 最近我辗转难眠 Dreaming 'bout the things that we could be 梦想着那些我们能一起完成的事情 But baby I been, I been prayin' hard 宝贝,我早已在内心深深地祈祷 Said no more counting do

发表于:2019-02-11 / 阅读(67) / 评论(0) 分类 英乐时空

刚在全英音乐奖中获得最佳突破艺人大奖的说唱新人Tinie Tempa,联手英伦新女声Ellie Goulding合作的这首Wonderman,本周上榜第18位。这两个人的合作感觉非常新鲜,赶紧来听听~ Wonderman Tinie Tempah

发表于:2019-02-11 / 阅读(65) / 评论(0) 分类 天籁音乐

《Counting Stars》是美国流行摇滚乐队共和时代演唱的一首歌曲,词曲由瑞恩泰德个人谱写。歌曲收录在共和时代第三张录音室专辑《Native》,为该专辑的第三支单曲。2014年4月10日,歌曲被提名

发表于:2019-02-18 / 阅读(70) / 评论(0) 分类 卡卡课堂早餐英语

歌词: Lately, I've been, I've been losing sleep Dreaming about the things that we could be But baby, I've been, I've been praying hard, Said no more counting dollars We'll be counting stars, yeah we'll be counting stars I see this life like a swi

发表于:2019-02-20 / 阅读(52) / 评论(0) 分类 英文最新流行歌曲
学英语单词
acanthophora orientalis j.ag.
accredited director
acrocarpous
Adrados
Alkborough
analyzand
Anyar
be at sb.'s nod
beam -ends
Beltian orogeny
black dome
call something into question
ceremonialize
country-born
credit of bankruptcy
date line
desight
dividatur in partes aequales
dragging out of
EBDR
Eggenrot
electricians' level
Emiscan
engineeresses
enhanced carrier modulatin
epigrammatism
equidistant escapement
ESEV
expected utility function
extinction position
extraterrestrial base
falling stone
feed quatrant
fibicches
fluence albedo
Gaelic-speaking
gas-oil ratio (GOR)
gavotte step
general cost-benefit models
get-up-and-get
gipsyworts
glacial drift
glitterati
go to Davy Jones
gold beetle
greetings card
HKMLM
hydraulic rockshaft
hyperpancreorrhea
ignasi
implicitnesses
indeavoured
katrillionaire
kinetochore microtubule
laser frequency switch
literary writings
loess soil
maximum coupling load
memory allocator
merismoid
microtubule-associated nonmotor protein
Mätäsvaara
needle-nose pliers
network to network interface
Ngunut
nondoctoral
Nordtvedt effect
notifiable disease
NSC-33001
olfactive
parca
plank pile
plasma science
poultrywoman
proof duty factor
Raphanism
re-ignitions
recording dynamometer
resprayer
ring girl
Roan Plateau
role-player
rolling thrust bearing
ronzone
sarrasines
satellite information center
secretive
secundum usum
shelter half
skirting board
slight repast
slump facies
soda crystals
solar eczema
sonant
spring-controlled valve
sulphurators
Svishtov(Svistov)
Thatcherising
thermoplastic lining
turbidity standard
wolleys