极室孢子

Lesson 53 Television Day: Penicillin TV Commentary: If you leave a piece of bread in a warm damp place, mould will soon grow in it. When this happens, we say that bread has gone mouldy. Mould can grow on all kinds of things besides food-on leather, c

发表于:2018-12-20 / 阅读(186) / 评论(0) 分类 朗文3L看听学英语第四册

A new study has found that the Arctic's iconic polar bears are finding it harder to hunt for food due to melting sea ice caused by climate change, putting the species at a growing risk of extinction. Researchers from the United States Geological Surv

发表于:2018-12-24 / 阅读(182) / 评论(0) 分类 2018CRI中国国际广播电台

Seventy-nine degrees north latitude is near the top, at the cold edge of the world. In the winter, when temperatures plunge below freezing, there is complete darkness at noon. During summer, the sun shines at midnight, there is no place to hide. Dang

发表于:2018-12-30 / 阅读(303) / 评论(0) 分类 国家地理2007年

She worries a lot. She worries about polar bears. They are big, white bears. They live in the north. They need snow. They need ice. They need cold weather. There is too much pollution. Pollution heats up the Earth. Heat melts the ice. The ice is the

发表于:2018-12-31 / 阅读(257) / 评论(0) 分类 儿童英语小故事

This is Scientific American -60 seconds science. Im Cynthia Graber. This will just take a minute. A coal mine can degrade its local environment. But fungus may inadvertently help clean up the mine with its own waste products. Researchers worked with

发表于:2019-01-08 / 阅读(210) / 评论(0) 分类 Scientific American(七)月

SCIENCE IN THE NEWS - Anthrax Has Been Widely Feared Since the 2001 Anthrax Attacks in the United BARBARA KLEIN: This is SCIENCE IN THE NEWS, in VOA Special English. Im Barbara Klein. CHRISTOPHER CRUISE: And Im Christopher Cruise. Today we tell about

发表于:2019-01-12 / 阅读(146) / 评论(0) 分类 2011年VOA慢速英语(十一)月

AS IT IS 2015-06-05 Anthrax Shipments Incident Continues to Grow 误发活性炭疽菌事件持续增加 The United States military now says it might have sent live anthrax to 52 laboratories in the United States and three other countries. On Wednesd

发表于:2019-01-12 / 阅读(144) / 评论(0) 分类 2015年VOA慢速英语(六)月

BBC Learning English Weekender Polar Explorer Amber: Hello, I'm Amber, and youre listening to bbclearningenglish.com. In Weekender today, we listen to an interview with explorer, Rosie Stancer. In March, Rosie sets off on her latest expedition walki

发表于:2019-01-16 / 阅读(220) / 评论(0) 分类 Weekender

AGRICULTURE REPORT - Mushrooms By Bob Bowen Broadcast: Tuesday, May 11, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Year after year, mushrooms of every size and shape pus

发表于:2019-01-30 / 阅读(199) / 评论(0) 分类 农业与发展

STOCKHOLM, May 8 (Xinhua) -- The 2012 Swedish Polar Music Prize was awarded to the American singer-songwriter Paul Simon and the Chinese American cellist Yo-Yo Ma, the prize committee said in a statement on Tuesday. For five decades, Paul Simon has b

发表于:2019-02-09 / 阅读(194) / 评论(0) 分类 英语新闻

1.The FBI has released documents saying Army scientist Bruce Ivins had custody of anthrax spores identical to those that killed five and sickened at least 17 others in 2001.The FBI also says Ivins worked unusually late lab work hours around the time

发表于:2019-02-11 / 阅读(245) / 评论(0) 分类 美联社新闻一分钟2008年(八)月

Whats the Next Big Thing? 09年哪个游戏会大红大紫? 2008 was a bumper year for videogame sales in the UK, with British consumers forking out more than £4bn (40bn yuan) on games and consoles. Nintendo dominated the UK market, outstripping

发表于:2019-02-13 / 阅读(163) / 评论(0) 分类 英语听力精选进阶版

Voice 1 Thank you for joining us for todays Spotlight. Im Rebekah Schipper. Voice 2 And Im Joshua Leo. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Sib

发表于:2019-02-14 / 阅读(153) / 评论(0) 分类 环球英语 Spotlight

The dogsled skimmed silently over the frozentundra. The seal hunter ran alongside it. Sometimeshe cracked his whip against the ice. The snowdrifts looked like giant white sculptures asthe sun slipped behind the frozen hills. Then a fullorange moon ro

发表于:2019-02-17 / 阅读(153) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

The dogs were barking wildly at two smallcreatures playing in the moonlight. Polar bear babies! cried Annie. One roly-poly cub leaped onto the other. Then theyboth rolled through the snow. Hi, little bears! Annie called. The cubs jumped up and shook

发表于:2019-02-17 / 阅读(146) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

The cubs whimpered louder. They want to go to her, but they're afraid of theice, whispered Jack. Annie petted the cubs. Don't be afraid, she told them. You'll get back toyour mother.The big polar bear growled. She paced back andforth, sniffing the ai

发表于:2019-02-17 / 阅读(138) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

Jack, you can get up now, said Annie. Jack opened his eyes. Annie was standing over him. She still had her mask on. We're on safe ground, she said. Jack felt as if he'd been dreaming. He lookedaround. They had reached the tundra at the edge ofthe fro

发表于:2019-02-17 / 阅读(161) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

BEIJING, June 21 (Xinhua) -- China will launch a new icebreaker for use during an upcoming 2013 polar expedition, a senior oceanic official said on Tuesday. Both the new icebreaker and Xuelong (Snow Dragon), an icebreaker that operated in Antarctica,

发表于:2019-02-18 / 阅读(197) / 评论(0) 分类 英语新闻

I've always wanted to be a cyborg. 我一直想成为一个半机械人。 One of my favorite shows as a kid was The Six Million Dollar Man, 我小时候最喜欢的电视剧之一是无敌金刚,它的造价是六百万美元。 and this is a litt

发表于:2019-02-21 / 阅读(161) / 评论(0) 分类 TED演讲教育篇

Voice 1 Hello, Im Marina Santee. Voice 2 And Im Ruby Jones. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 A tall man stands s

发表于:2019-02-21 / 阅读(181) / 评论(0) 分类 环球英语 Spotlight
学英语单词
Affero GPL
alkekengis
Anacardone
analog computing circuit
antistress mineral
Arnes
aromatic polyamide fiber
atlas of tides
attering
automatic cassette changer
ayna
azoxy-
cassemidine
cathode-current
Chekkâ, Ra's
chinol
close tolerance developed template
cowboys and Indians
Customs and Excise Act
cyberspatialities
davinsons
depth bomb
despotists
drowsihead
duha
electric fuel ga(u)ge
electronic wire service
electrotherapy room
eutocy
feed(ing) hopper
ferrite tuning
from hell
gas inlet
get to the root of the matter
ground water solution
group leadership
Hazel Dell
howled
infilmed
integration circuit
inverse Raman scattering
iron-ring support
Lauricocha, L.
limestone coal group
long term prediction
loop back roll
lovableness
makuuchi
mean value smoothing
mechanization change request
mester
microscopical lesion
Mros
nagao
needle eye
Normanism
objectified
oeconomicuss
ohmic junction
orthodiagrams
ozonolysis
palatine raphes
panendeist
Paragonimus kellicotti
people skills
petrosal process
photon-meson interaction
polycharacteristic
ponoi
positive lap
projective theory of curve
psychotic symptoms
put out feelers
Pycreus globosus
resistance dynamometer
rimshot
role-play
rubberware
rust-colored
rzhyshchiv (rzhishch?v )
sectarian medicine
sevenpenny
side-centered lattice
sleep-walking
stainless steel retort
stone lined
stromloes
sweat it out
syntactically
tas instruction
tilleys
tyles
umbravirus
undecameric
unstudded
untraditional
vacuuming metallurgy
vice chairmen
Vladimir-Suzdal school
Waley
weekly newspaper
William of Wykeham