热带草原生物群系

WORD LIST civilization equator equatorial stretch degree tropical percent desert vegetation shrub gazelle hare survive shade temperature portion rainfall plateau tree-dotted herd antelope variety zebra giraffe rhinoceros leopard hyena cradle characte

发表于:2018-11-28 / 阅读(255) / 评论(0) 分类 许国璋英语听力第三册

16 At Home in the Savanna My name is Dopal. Im eleven years old and I live in 1)Tanzania, in the heart of the African 2)savanna. Im a Masai. Masais are 3)nomads who travel all over with their animals, looking for 4)pasture. Our most wonderful and va

发表于:2018-11-30 / 阅读(160) / 评论(0) 分类 美文欣赏

Tens of trillions of microbes call our living bodies home. But when we die? The first thing that happens is basically ecosystem collapsewhere you have a tremendous loss of diversity. Nathan Lents, a molecular biologist at John Jay College in New York

发表于:2018-12-02 / 阅读(106) / 评论(0) 分类 2016年Scientific American(十二)月

So we know that moving to the USA is sufficient to cause a dramatic change in your microbiome, probably not for the better. 因此我们得出结论,移居到美国生活后,会造成体内微生物群发生巨大改变,很可能不是在变好。

发表于:2018-12-05 / 阅读(57) / 评论(0) 分类 TED演讲科学篇

My lab got our first indication of this when actually we were studying non-human primates. 我的实验室在研究非人类--灵长类动物时,第一次发现了这个征兆。 We wanted to find out what happens to a monkey's microbiome when they

发表于:2018-12-05 / 阅读(77) / 评论(0) 分类 TED演讲科学篇

At Home in the Savanna My name is Dopal. Im eleven years old and I live in 1)Tanzania, in the heart of the African 2)savanna. Im a Masai. Masais are 3)nomads who travel all over with their animals, looking for 4)pasture. Our most wonderful and valuab

发表于:2019-01-02 / 阅读(69) / 评论(0) 分类 精美英文欣赏

We all know that elephants arent really scared of mice. But a new study shows that theyre really not crazy about something even smaller: ants. In fact, elephants dislike ants so much that they avoid acacia trees that harbor the tiny, six-legged necta

发表于:2019-01-08 / 阅读(72) / 评论(0) 分类 Scientific American(九)月

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发表于:2019-01-16 / 阅读(113) / 评论(0) 分类 加州英语分级G2

ARI SHAPIRO, HOST: The phrase endangered species often refers to charismatic animals like mountain gorillas or polar bears. Well, today scientists are reporting that a whole different type of extinction is happening inside our bodies. NPR's Michaelee

发表于:2019-01-16 / 阅读(52) / 评论(0) 分类 2017年NPR美国国家公共电台8月

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发表于:2019-02-04 / 阅读(109) / 评论(0) 分类 加州英语分级G2

In a bid to prove that showering is overrated, an American scientist hasnt had a bath in 12 years. Instead, he sprays his skin with a mist containing live bacteria, which he claims has kept him clean all these years! 为了证明洗澡是小题大做,

发表于:2019-02-09 / 阅读(78) / 评论(0) 分类 阅读空间

Tropical Island, Ohhhh Tropical island Ohhhh Feel the sea breeze waiting to lay you down just like a diamond Ohhhh Courageous peufis by design Blankets filled with iodine Lover come again just fine meet us in one day Ring ding battering ram Full disc

发表于:2019-02-11 / 阅读(89) / 评论(0) 分类 美国乡村音乐

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发表于:2019-02-13 / 阅读(94) / 评论(0) 分类 加州英语分级G2

Artist:Adam Green Song:Tropical Island Tropical Island, Ohhhh Tropical island Ohhhh Feel the sea breeze waiting to lay you down just like a diamond Ohhhh Courageous peufis by design Blankets filled with iodine Lover come again just fine meet us in on

发表于:2019-02-17 / 阅读(63) / 评论(0) 分类 美国乡村音乐

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发表于:2019-02-18 / 阅读(98) / 评论(0) 分类 加州英语分级G2

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发表于:2019-02-19 / 阅读(112) / 评论(0) 分类 加州英语分级G2

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发表于:2019-02-19 / 阅读(112) / 评论(0) 分类 加州英语分级G2

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发表于:2019-02-19 / 阅读(117) / 评论(0) 分类 加州英语分级G2

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发表于:2019-02-19 / 阅读(105) / 评论(0) 分类 加州英语分级G2

今天我们要学的词是 savanna. Savanna 名词,稀树草原。A comprehensive census shows that the savanna elephant population in 18 African countries decreased by nearly a third between 2007 and 2014. 一项综合全面的研究显示,18个非

发表于:2019-02-24 / 阅读(79) / 评论(0) 分类 英语单词荟萃
学英语单词
a good keeper
address controller
al fashir (el fasher)
allertons
antenna area
Antilles Current
antineutrality
Artemia salina
article in wood
Asselian
associateship
backdropping
be capable of
belleau woods
Beloperone
Bezopasnoye
bilirubin diglucuronide
Biopar
blade entrance opening
broaches
bumpy air
calcium niobate
camarata
carpilius convexus
cash shortfall
Changalane
Cherchevski's
contolled
cul de lampes
cyclexanone
Damagum
Death Valley National Monument
derained
Dihydroscandenolide
Eucalyptus torelliana
fluid catalytic cracking
genus anaphaliss
giant arbor-vitae
Gray Thursday
haplosis
have a scrap with
hawkbill
Hemingwayesque
high leaded brass
high-capacity hydroelectric plant
Honorius
houndstooth checks
Hyostrongylus rubidus
ibogine
indemnify against
intermediate axis plane
internal discipline
Intrafax
jacqueline cochrans
kominkan
lawlike
liquid nitriding
livery drivers
low level jet condenser
marketing cost control
methodology of leadership
microwave relay link
mixed base crude oil
modulation polarography
multilength
mutual settlement
nearly saturated solution
OLIGOPLEURIDAE
osladin
out-smile
parliament-in-exile
paternalisms
piaton wrench
plastic capsule
polyimide fibre reinforcement
power station steam turbine
preservers
queueing mechanism
quinquertian
recirculating state
rock candy
ruddy
safety service
saucer-shaped wing
scolopidium
secondary electron image
ship-to-shore radio
small screw driver
special atmosphere oven
Spirochaeta pseudopallida
St-Amant-Tallende
stareth
statuarism
steam tapping
stenophagous animals
strontium hydrogen arsenate
tamil eelams
thallium ethide
the medium of exchange
tuberculin multiple puncture test
Ukunni
velocity-error constant