土壤微生物群系

You are what you eat, the old expression goes. But it leaves out one crucial detail. We don't dine alone. We dine with trillions of friends. Jeff Gordon, a microbiologist at Washington University in Saint Louis. And they are partners in consuming the

发表于:2018-12-02 / 阅读(91) / 评论(0) 分类 2016年Scientific American(十二)月

When We Fly to Mars, Microbes Will, Too 飞向火星的不止是你,还有我 A humid bathroom is the perfect habitat for mold. But there are ways to avoid it. We can just open the window and let some fresh air in! Not so easy on a space station th

发表于:2018-12-02 / 阅读(112) / 评论(0) 分类 2017年Scientific American(十)月

By Gary Garriott Broadcast: July 29, 2003 This is Bill White with the VOA Special English Agriculture Report. Soil conservation efforts protect soil from wind and water that can blow or wash it away.

发表于:2018-12-07 / 阅读(111) / 评论(0) 分类 VOA2003(下)-农业与经济

This is the VOA Special English Technology Report. 这里是美国之音慢速英语科技报道。 Builders in developing countries are often not required to build strong buildings. So, when a disaster strikes, the damage is often widespread. 发展中

发表于:2018-12-07 / 阅读(84) / 评论(0) 分类 2011年VOA慢速英语(三)月

Everywhere you go, the trillions of microbes in your gut go, too. And that's a comforting thought, because according to a new study, a more diverse population of intestinal bacterias is linked to better health. The work is in the journal Nature. Dani

发表于:2018-12-24 / 阅读(57) / 评论(0) 分类 Scientific American(八)月

everywhere you go ,the trillions of microbes in your gut go,too.and that's a comforting thought,because according to a new study,a more diverse population of intestinal bacteria is linked to better health. the work is in the journal Nature.Danish res

发表于:2018-12-24 / 阅读(55) / 评论(0) 分类 Scientific American(八)月

You might blame your pets for shedding all over the house, but we humans do it, too, and our staff is alive. We are constantly meeting microbes around us, and this is coming from shedding our skin, from exhaling, and our hair, and we are just full of

发表于:2018-12-24 / 阅读(51) / 评论(0) 分类 2015年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(85) / 评论(0) 分类 Scientific American(三)月

[00:01.84]3 Listen and complete. [00:06.70]What have the children done for their project [00:10.30]on population? [00:11.96]Listen and complete their sentences. [00:16.14] [01:04.64]4 Listen and complete. [01:08.78]Listen and fill in the missing info

发表于:2018-12-29 / 阅读(137) / 评论(0) 分类 外研社新标准初中英语九年级

相信吗?你身上寄生的细菌群有辨识身份的功能。 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 [Noah Fierera e

发表于:2019-01-02 / 阅读(158) / 评论(0) 分类 60秒科学

Even the dirt on the ground is likely making climate change worse, a new study finds. Researchers have shown that warmer temperatures are heating the soil, which is causing microbes to become more active and release more of the soils carbon into the

发表于:2019-01-03 / 阅读(153) / 评论(0) 分类 2018年VOA慢速英语(八)月

Mars Rover to Begin Taking Soil Samples This Week Jessica Berman NASA engineers say the Mars rover will begin taking its first soil samples as soon as it departs the landing platform . Engineers say t

发表于:2019-01-04 / 阅读(122) / 评论(0) 分类 VOA2004(上)--各类新闻

DEVELOPMENT REPORT - World Population by 2050 By Jill Moss Broadcast: Monday, August 30, 2004 This is Gwen Outen with the VOA Special English Development Report. New research shows that Earth will hav

发表于:2019-01-06 / 阅读(82) / 评论(0) 分类 农业与发展

Chinese scientists discover gut bacteria linked with obesity Obesity could be caused by bacterial infection rather than eating too much, exercising too little or genetics, according to a study that could have profound implications for public health s

发表于:2019-01-08 / 阅读(84) / 评论(0) 分类 英语笔译

The worlds population is getting bigger and bigger. Theres a population explosion in some countries. Im not sure if this is good or bad. The Earth can only support a limited number of people. One day, the worlds population will be too big to feed eve

发表于:2019-01-21 / 阅读(167) / 评论(0) 分类 纯正英语一分钟

AGRICULTURE REPORT - Cover Crops Are Good for the Soil (and the Farmer) By Mario Ritter Broadcast: Tuesday, May 24, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. Cover crops are

发表于:2019-01-30 / 阅读(101) / 评论(0) 分类 农业与发展

AGRICULTURE REPORT - Compost: an Organic Way to Better Soil and Crops By Gary Garriott Broadcast: Tuesday, July 05, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. Many farmers im

发表于:2019-01-30 / 阅读(161) / 评论(0) 分类 农业与发展

Soil、earth、ground和land都可以表示地面,但这四个词的用法有很大的区别。一起来看看吧! soil意为:泥土、土壤,尤指生长植物的土地。或国家、国土。 The trees have rooted in the rich soil. 树木在肥

发表于:2019-02-18 / 阅读(114) / 评论(0) 分类 英文语法词汇

Ya?l: Welcome to another episode of Lunch with Don and Ya?l. So, Don, what are you eating today? Don: Nothing. Y: Nothing!?! Are you on a diet or something? D: Not by choice. To be honest, I'm trying to save money by buying less food. Y: Why? D: Beca

发表于:2019-02-23 / 阅读(76) / 评论(0) 分类 英语时差8,16

time will not stand still today is the day, the day of salvation living for more than just synthetic force fed existence this is my disposition I will strive for the truth time will not stand still today is the day, the day of salvation living for mo

发表于:2019-03-02 / 阅读(119) / 评论(0) 分类 英文摇滚歌曲
学英语单词
2-cyano-4-nitroaniline
a bad hat
a return to nature
a shylock
acceleration
aeronefs
atresia ani
Balingsta
baralzon l.
Better wed over the mixen than over the moor.
C-sharp major
calcipnea
car trains
cavelleir
cespedes
charge mixture
cheap at half the price
closing-out sale
consensus democracy
contrapuntist
convective heat transfer coefficient
costimulations
crosstalk factor
cuninghames
disease of cutaneous gland
dominated
edna millays
en regard
endosporia
ex ship sale
forensicists
hackbushier
Haden
immuno-oncology
in one leap
intershowed
judge's statement sitting
Kiefer
Kruse's bacillus
launching retarding device
lazy ass
least resistances
loutishness
material efficiency variance
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mercersburg
mishra
MT (multiple transfer)
mucilaginously
Musculus longitudinalis superior
nacket
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not-ground not operational ready
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Omulew, Jezioro
orangelike
ossification
oxidized oil
oxoid
paralyzing
Partiya Karkeran Kurdistan
path
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play marbles
plug-and-feather hole
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predesignatory
preliminary table of offsets
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Putri Narrows
q.b., qb., qb
radiolocation
reductive perturbation
refrayne
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Salrin
semimonolithic
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ST_chance-and-possibility_advantage-and-disadvantage
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ultracentrifugal characterization
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vlo
work influence on