浮游细菌

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(445) / 评论(0) 分类 新概念优美背诵短文50篇

Unit10 Section A [00:04.78]1. M:My shoes are smaller than my brother's. [00:09.85]W: Really? But he seemed smaller than you. [00:14.29]Q: How do the man's shoes compare with his brother's? [00:20.56]2. W: The guests are leaving for New York on the ei

发表于:2018-11-29 / 阅读(154) / 评论(0) 分类 决胜四级听力必备

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(159) / 评论(0) 分类 新东方背诵文选

Matthew 7 1 Do not judge, or you too will be judged. 2 For in the same way you judge others, you will be judged, and with the measure you use, it will be measured to you. 3 Why do you look at the speck of sawdust in your brother's eye and pay no atte

发表于:2018-12-05 / 阅读(131) / 评论(0) 分类 马太福音

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(84) / 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(69) / 评论(0) 分类 Scientific American(三)月

Has anyone here ever done a plank before? And when I say plank, I dont mean where you get on the ground, lie down on random things, and take pictures for Instagram. I mean that awful exercise they probably made you do in gym class. My name is Gabi Ur

发表于:2018-12-28 / 阅读(81) / 评论(0) 分类 英语语言学习

Luke-6 1One Sabbath Jesus was going through the grainfields, and his disciples began to pick some heads of grain, rub them in their hands and eat the kernels. 2Some of the Pharisees asked, Why are you doing what is unlawful on the Sabbath? 3Jesus an

发表于:2018-12-30 / 阅读(138) / 评论(0) 分类 路加福音

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)

This is Scientific American's 60 Seconds Science. I'm Steve Mirsky. Got a minute? In 1900 legendary physicist Max Planck described the way energy gets dissipated from any nonreflective object, called a blackbody. But even Max said if something else i

发表于:2019-01-08 / 阅读(64) / 评论(0) 分类 Scientific American(八)月

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(99) / 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(164) / 评论(0) 分类 2015年VOA慢速英语(七)月

副词的位置和排序 一. 副词的位置 (一) 1.副词可以修饰动词,包括不定词、动名词和分词,通常位于被修饰的动词后面;修饰及物动词时,一般放在宾语的后面。 They walked slowly. 他们走得很慢。 sl

发表于:2019-01-18 / 阅读(81) / 评论(0) 分类 英文语法词汇

小时候,我们为了记忆方便,经常喜欢将地理的名词编成小的顺口溜如四大著名石窟,我们为了方便记忆,记成一个叫云龙的人卖(麦)馍(莫)即云龙卖馍---云指云岗石窟,龙指龙门石窟,

发表于:2019-02-02 / 阅读(163) / 评论(0) 分类 实用英语

今天我们要学的词是walk the plank。 To walk the plank, 意思是被迫离任,走人。Several people had to walk the plank because of the discrimination case, 歧视诉讼案让好几个人被迫离职。The mayor was forced to walk the

发表于:2019-02-03 / 阅读(66) / 评论(0) 分类 英语每日一词

A tourist is backpacking through the highlands of Scotland, and he stops at a pub to get a drink. And the only people in there is a bartender and an old man nursing a beer. And he orders a pint, and they sit in silence for a while. And suddenly the o

发表于:2019-02-06 / 阅读(191) / 评论(0) 分类 名人演讲视频

今天我们要学的词是walk the plank。 To walk the plank, 意思是被迫离任,走人。Several people had to walk the plank because of the discrimination case, 歧视诉讼案让好几个人被迫离职。The mayor was forced to walk the

发表于:2019-02-06 / 阅读(70) / 评论(0) 分类 英语单词荟萃

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(64) / 评论(0) 分类 英语新闻

I've tasted worse smoking mixtures in a pipe, he added, with a philosophic shrug of his shoulders, 我的烟斗就是比这更不是味儿的杂八凑烟也抽过,他加添了一句,自我解嘲地耸了耸肩膀。 as he took a couple of cigars

发表于:2019-02-21 / 阅读(77) / 评论(0) 分类 月亮和六便士

Nevertheless, the old sea-traditions, the immemorial credulities, popularly invested this old Manxman with preternatural powers of discernment. So that no white sailor seriously contradicted him when he said that if ever Captain Ahab should be tranqu

发表于:2019-03-10 / 阅读(143) / 评论(0) 分类 白鲸记
学英语单词
Anantnag
antimissile measure
arrectores pilorum
ATL
beclobrate
biological unit
block-separating device
bucking bar
cantalupo
cars
caution security
chlorostigmine
claim for indemnification
container garden
counterdefense
crop marks
d'Alembertian
docks
DuBois diet
educative
electric cars
emotional health
exanthem subitum
executive sessions
film-air interface
filmabler
first epistle of peters
fragrant woodsias
gasherbrums
hemiparaplegia spinalis
heptafluoride
high-frequency response pick-up
hippelaph
horse traffic
hydraulic baling press
Il'ich
image zoom
impulse hydroturbine
Indian paintbrush
isocorticosterone
low pressure diamond
Madona
Mareva
Mettelschmerz
Micro-channel architecture
mixed tribunal
mortal mind
mustansiriya
neonatal arthritis
No cross no crown.
non-prescritive nature
nonlipids
obtainings
odonthyalus
overmagnifies
paymentech
perfect numbers
phaopelagile
physarum notabile
pimas
Pitot-tube method
poblador
primping
process-control viscometer
product segmentation
protection survey
put all irons in the fire
quadrivia
quercus nuttallis
real-time control
regulatory tax
Reichstädt
reserve for replacement
Roneograph
rubber surface lubricant
rustlings
scanning spectrophotometer
self-control access
sergei diaghilevs
servicios
slab bridge
sliding valve
snout bow
sodomas
solar cell hybrid system
steadying effect
stern wind
systema excretorium
teahouse
transrepression
tree cottons
triplex receptacle outlet
turf-roofeds
unopenly
usnea ceratinella wain
vector product of vectors
visx
Vogt
water drain valve
wet Willie
whistling note disturbance