致病微生物

The verbs let, allow and permit are part of a group of verbs called causatives. These verbs express how one person or thing causes something else to happen. For instance, if I said, She let me borrow the book, the subject (she) is not the person who

发表于:2018-11-27 / 阅读(599) / 评论(0) 分类 2018年VOA慢速英语(十一)月

Overpopulation is a real problem. It could kill the Earth. Very soon, there will be too many people and not enough land. There wont be enough farms to grow food for everyone. Well eat all of the fish in the sea. And our pollution will cause more glob

发表于:2018-12-04 / 阅读(188) / 评论(0) 分类 听一分钟英文-O

AGRICULTURE REPORT - Don't Know Much About Mulch?By George Grow Broadcast: Tuesday, January 24, 2006 I'm Faith Lapidus with the VOA Special English Agriculture Report. Mulch is important to farmers. M

发表于:2018-12-07 / 阅读(121) / 评论(0) 分类 2006年慢速英语(一)月

Rock-Consuming Organisms Alter Views of Life Processes LOS ANGELES Kenneth Nealson can be described in many ways, including expert in microbiology and biochemistry. But that's not the one he is most proud of. People call me the 'father of Shewanella,

发表于:2018-12-08 / 阅读(127) / 评论(0) 分类 VOA标准英语2015年(一月)

Adenovirus 腺病毒 Affected area 疫区 Antiviral 抗病毒 Avian influenza (bird flu) 禽流感 Bilateral pulmonary multiple change 双肺多发性改变 Blood count, 血细胞计数 blood cult

发表于:2018-12-08 / 阅读(115) / 评论(0) 分类 医务英语

This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? Theres a cool new Web siteand iPhone appthat could come in handy in a wide variety of circumstances. Its called Time Tree. And it tells you how closely related any two org

发表于:2018-12-24 / 阅读(106) / 评论(0) 分类 Scientific American(九)月

Research is a very important thing. Without research, wed have no new products. Our food would be more dangerous to eat. And wed never go to the moon. Id like to see my government spend a lot more money on research. Especially on research into diseas

发表于:2018-12-28 / 阅读(188) / 评论(0) 分类 听一分钟英文-R

92 注意街头食品的卫生 DEVELOPMENT REPORT September 10, 2001: Street Food SafetyBy George Grow (Start at 1'01

发表于:2019-01-02 / 阅读(138) / 评论(0) 分类 科技之光

This is Scientific American's 60-Second Science, Im Steve Mirsky. Got a minute? Biologists often attempt to construct a genealogy that shows the relationships of all life on earth. One well-accepted effort compares the nucleic acid sequences that cod

发表于:2019-01-08 / 阅读(153) / 评论(0) 分类 Scientific American(五)月

[00:11.60]WARMING UP [00:16.04]How many new uses can you think of for the folowing items? [00:36.49]reminds us of the appearance of nanotechnology, [00:53.76]according to which nothing is useless and [01:04.91]no garbage or waste material to speak of

发表于:2019-01-10 / 阅读(281) / 评论(0) 分类 高中英语人教版高一年级

Smoking, Smoking, it is almost known to all that smoking is bad for people's health. Smoking can lead to hard trouble, cancer and another diseases. Every year about 2.5 million people die from smoking cigarettes. However, many smokers find it difficu

发表于:2019-01-10 / 阅读(309) / 评论(0) 分类 高考英语作文高分必备

Everyday Grammar: Are Causatives Making You Crazy? 日常语法:使役动词把你搞疯了吗? his week's Everyday Grammar looks at the grammatical forms called causatives. Basically, causatives express how one actor causes another actor to do somet

发表于:2019-01-12 / 阅读(120) / 评论(0) 分类 2015年VOA慢速英语(八)月

1. expose,使暴露于;使接触到。 段中的 I have been exposed to Chinese medicine指我已经接触到中医学。 eg:They had not been exposed to most diseases common to urban populations. 他们未曾遭遇城市人口常得的大多数疾病。

发表于:2019-01-17 / 阅读(197) / 评论(0) 分类 蒋健棠教你听英语广播

Overpopulation is a real problem. It could kill the Earth. Very soon, there will be too many people and not enough land. There wont be enough farms to grow food for everyone. Well eat all of the fish in the sea. And our pollution will cause more glob

发表于:2019-01-21 / 阅读(124) / 评论(0) 分类 纯正英语一分钟

DEVELOPMENT REPORT - Cooking Meals With the Sun for FuelBy Jill Moss Broadcast: Monday, August 21, 2006 I'm Gwen Outen with the VOA Special English Development Report. Millions of people around the wo

发表于:2019-01-30 / 阅读(136) / 评论(0) 分类 2006年慢速英语(八)月

61 嗅觉灵敏的小猎犬 DATE=7-3-01 TITLE=AGRICULTURE REPORT - Beagle Brigade BYLINE=George Grow (Start at 1'00

发表于:2019-01-30 / 阅读(144) / 评论(0) 分类 文化聚焦

56 自然原因导致夏季食物中毒比率偏高 DATE=6-12-01 TITLE=AGRICULTURE REPORT - Food Poisoning in Summer BYLINE=George Grow (Start at 59

发表于:2019-01-30 / 阅读(144) / 评论(0) 分类 科技之光

For most of that time of life on Earth, living organisms have been relatively simple -- single cells. 地球的大多数时间,生物体多是以简单的单细胞存在的。 But they had great diversity, and, inside, great complexity. 但是它们是

发表于:2019-02-14 / 阅读(122) / 评论(0) 分类 TED演讲教育篇

But of course, life is more than just exotic chemistry. 但是当然,生命不仅仅是奇异的化学物质。 How do you stabilize those huge molecules that seem to be viable? 那是怎么稳定那些大量的、似乎有存活的分子的呢?

发表于:2019-02-14 / 阅读(135) / 评论(0) 分类 TED演讲教育篇

In 1969, in an attempt to bring some order to the growing inadequacies of classification, 1969年,为了整理一下越来越显得不足的分类法, an ecologist from Cornell University named R. H. Whittaker unveiled in the journal Science a pr

发表于:2019-02-17 / 阅读(220) / 评论(0) 分类 万物简史
学英语单词
anaric
area histogram
as the case stands
auto-racing
autochthonous idea
automatic tracing
bejas
Bienenstock
black pure phenolic resin primer
booster pump house
Carmathians
channel surfs
Chrysomya
coke car
commercial size unit
complexity profile
consistency of umvue
country-style
curing of the mortar
Cyriax
d'arcier
dangerous condition
decade count
Decebalus
demagnetization tensor
Ding Ding
donkeycocks
dude-bros
duo muffle furnace
electrical resistant material
electrical shunt
emergency medical simulation model
entrust
equality comparator
foodborne disease
frijoles refritoss
genus glareolas
guaiocum
Hod.
housing insurance
integrated steam power plant
integrator
internal audit function
interprogram communication
into practice
isothan
isoxsuprine
laparohystero-oophorectomy
metal-and-plastic
Mexican Mud
Miloslavskoye
modulation transfer spectroscopy
mold fungi
moneylender
naked hull ship model resistance test
non additivity
novoye
oilof snakeroot
otoconium (pl.otoconia)
paranet
Pepper syndrome
photocathode
pitch overboard
plastic optical memory
polyehtylene-encapsulated cellulose
practical structural linguistics
preferential interest deposit
preferential rate
PRN device
puccinia scirpi-triquoteris
relative fefractive index difference
reponsive bandwidth
resolution test
rules for classification and construction of ships
sacrophyte
Santo Aleixo
seating plan
selbite
Sifnos, Nisos
simulative electronic deceptions
sink estates
Sourdeval
square degree
strophical
sun-loving
thorianite
tibialis anticuss
timbales
TNP
tramcars
traveling pressure wave
triplanes
trophoblastic operculum
turbo-props
tweendeck
unmacerated
uridine-5'-diphosphate
vaginal hematocele
viticola
warmus
will never
zoffany