(endotoxin 的复数) n. 内毒素
[化] 内毒素
plural of endotoxin
n. a toxin that is confined inside the microorganisms and is released only when the microorganisms are broken down or die

From NPR news in Washington. I'm Jack Speer. A key Senate committee has sighed off on President Obama's budget blueprint setting the stage for debate on the 3.6 trillion dollars spending package some time next week. Approval by the Senate Budget Com

发表于:2018-12-02 / 阅读(197) / 评论(0) 分类 2009年NPR美国国家公共电台3月

Could there be a substance that both gives us the munchies and can help combat obesity? There may indeed be, according to research published in the Proceedings of the National Academy of Sciences. The Monell Center in Pennsylvania partnered with Kyus

发表于:2018-12-02 / 阅读(133) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Real-time information about whats happening in our bodies at the cellular level could be crucial for fighting cancer and other life-threatening conditi

发表于:2018-12-24 / 阅读(153) / 评论(0) 分类 Scientific American(十二)月

[00:21.96]hot Yoga [00:22.89]高温瑜伽 [00:24.57]瑜珈 [00:26.41]Yoga [00:28.71]结合,和谐 [00:41.85]Hot Yoga [00:43.09]高温瑜珈 [00:45.52]Bikram Yoga [00:47.07]彼克兰瑜珈 [00:50.37]Bikram Choudhury [00:53.12]Hot Yoga is a series of

发表于:2018-12-26 / 阅读(201) / 评论(0) 分类 轻松英语之旅

Science and technology. 科技。 Exercise and addiction. 锻炼也会上瘾。 Fun run. 奔跑的奥秘。 People, it seems, have evolved to be addicted to exercise. 人类似乎在进化过程中对锻炼上瘾了。 AS THE legions of gym bunnies a

发表于:2018-12-31 / 阅读(198) / 评论(0) 分类 经济学人科技系列

Very small pieces of plastic, called microfibers, are polluting rivers and oceans. The source of these microfibers may surprise you: your clothes. Clothes worn for outdoor activities and exercise are often made of synthetic material, like polyester o

发表于:2019-01-02 / 阅读(135) / 评论(0) 分类 2017年VOA慢速英语(四)月

谈到视角,很多同学可能会问,当我谈论视角的时候,我在说什么。看以下GRE考试中的一句话: The large number of physiological and behavioral similarities between birds and mammals, which have separate evolutionary h

发表于:2019-01-03 / 阅读(140) / 评论(0) 分类 GRE英语

CARL AZUZ, CNN STUDENT NEWS ANCHOR: There's an old saying: It's not what you know, it's who you know. It might also be how you act. We're gonna make sense of that in just a bit. I'm Carl Azuz. Welcome to CNN Student News! First Up: Midterm Elections

发表于:2019-01-08 / 阅读(138) / 评论(0) 分类 CNN2010年(十一)月

Fridays are awesome! Just like the students and teachers at Ron Clark Academy, where I had the privilege of speaking yesterday. I'm Carl Azuz, bringing you 10 minutes of headlines, leaving out the commercials. Let's go ahead and get started. The fina

发表于:2019-01-08 / 阅读(190) / 评论(0) 分类 CNN2011年(二)月

Its been called the vine that ate the south. Kudzu grows so fast it can completely cover a cabin in the woods in a couple of days. The invasive plant takes over another 150,000 acres every year. Which costs another $6 million to control. But plant pa

发表于:2019-01-08 / 阅读(186) / 评论(0) 分类 Scientific American(八)月

Iran's state-run television station says three American tourists have been arrested after entering the country from northern Iraq without permission. The State Department is looking into the reports, as NPR's Allison Keyes reports. The three were re

发表于:2019-01-08 / 阅读(146) / 评论(0) 分类 2009年NPR美国国家公共电台8月

LOS ANGELES, June 3 (Xinhua) -- Eating earth may protect the stomach against toxins, parasites and pathogens, a new study suggests. To examine the possible benefits from eating earth, researchers at Cornell University analyzed reports from missionari

发表于:2019-01-27 / 阅读(138) / 评论(0) 分类 英语新闻

Roberta: You know, my birthday is coming up. John: Yeah, I know. What are you getting at? Roberta: Nothing. I was just thinking that its kind of an important birthday, a major birthday. John: Yes, I know. Spit it out. What are you driving at? Roberta

发表于:2019-01-28 / 阅读(131) / 评论(0) 分类 地道美语播客

A healthy liver plays a key role in relieving digestive issues, such as a sluggish metabolism, gas, bloating, and constipation. It regulates blood sugar levels, which, when out of balance, can cause sugar cravings, fatigue, and fuzzy thinking. 健康的

发表于:2019-02-01 / 阅读(250) / 评论(0) 分类 阅读空间

What makes people dizzy when they spin? Rolling down a hill or spinning around in endless circles causes dizziness or vertigo because hair-like sensory nerve cells in our ears send wrong messages to our brain. The motions of our bodies are detected b

发表于:2019-02-13 / 阅读(146) / 评论(0) 分类 阅读空间

Science and technology 科学技术 Exercise and addiction 锻炼也会上瘾 Fun run 奔跑的奥秘 People, it seems, have evolved to be addicted to exercise 人类似乎在进化过程中对锻炼上瘾了 AS THE legions of gym bunnies and jogging

发表于:2019-02-16 / 阅读(196) / 评论(0) 分类 经济学人科技系列

The proportion of hazardous metal toxins in PM2.5 in Beijing has decreased for the past three years, which experts lauded as the initial achievement of the city's anti-smog measures. 过去三年,北京市PM2.5中对人体有害的金属毒素的比重

发表于:2019-02-18 / 阅读(177) / 评论(0) 分类 英语新闻

Do you have a Phone, Frow or Sugar face? How to identify what could be making you uglier - and how to fix it immediately? Navigating your complexion can often be a minefield. Skincare experts and nutritionists have shared guide to complexion issues. 你

发表于:2019-02-18 / 阅读(359) / 评论(0) 分类 阅读空间

饶舌:Gucci Mane - Bingo 相关介绍:来自亚特兰大的Radric Gucci Mane Davis,在发行了个人首张专辑《Trap House》四年之后,人气日渐高涨。 Bricks, Photo Shoot, Shirt Off and Stoopid and the Make the Trap Say Aye remix等

发表于:2019-02-18 / 阅读(158) / 评论(0) 分类 节奏布鲁斯

Mal de coucou is a phenomenon in which you have an activesocial life but very few close friendspeople who you can trust,who you can be yourself with, who can help flush out the weirdpsychological toxins that tend to accumulate over timewhichis a form

发表于:2019-02-25 / 阅读(129) / 评论(0) 分类 英文语法词汇
学英语单词
accumulation of lingering dampness
alphasyllabic
as-spun
asphyxiants
atmospheric fluorescence
automated tellers
base fuze
block prism
blood sedimentation tube
braggartism
brainless
bulb-bowed ship
centering ring
Cethern
Chevillon
chuelomorpha linum (mull.) kutz.
consistency errors
cotton elastic webbing
course recording machine
cryptodidymus
cumulative mortality rate
day shift
dendroica petechias
e-slot aircraft antenna
earliest event occurrence time
echinococcus cyst of heart
echo audio phone
entrance into officeupon duties
Excicon
excrementals
Fermi National Accelerator Laboratory
fiscal burden
fishtailed downcomer
free-choice
gastrospiry
genus Leccinum
gilley
girding
guilford-structure of intellect model
gut shooting
hand microtelephone
Hanzi printer
Hedysarum chinense
hexagonal weight
hollow viscus
impeccability
intramicellar reaction
limit field
liquid hydrogen fill-drain auto-disconnect coupler
LOGAL
main memory system management
makes account of
Minicoy Island
minimum detectable signal-to-noise ratio
mode structure
mold-formed bottle
moving units
nitrophilic
non-gremial
number of plants per unit area
ocean lane
older version
omnifocal
ordering system
parallax reading error
permanently accessible
phyllopodia
planning team
plumoreticulate skeleton
postreduction
progressively
radioisotope concentration
radioli
ready sales
rebraced
red kite
remoife
repetition optical theodolite
rhamnol
rocket range
round head grooved pin
saprogent
Scleria chinensis
semen thujae orientalis
Setazin
Snover
sooty-black
sound design
spal
sternal
subject matter of an action
tetragonal trapezohedral class
touristry
track sign
traveleth
TRSV
twin-furnace boiler
uk driving licence
vallet
weapons hold
word stress
Xiphidium