n. 自我保存
[网络] 自保;自我保护;自我保全

Rob: Hello I'm Rob. Welcome to 6 Minute English. I'm joined today by Feifei. Hello Feifei. Feifei: Hello, Rob. Rob: Today we're talking about quite a controversial subject: the use of experimental drugs to treat disease. And, as always, you'll learn

发表于:2018-11-29 / 阅读(298) / 评论(0) 分类 六分钟英语

Blue Crabs: A Messy Meal from the Chesapeake Bay What have ten legs, two of them large claws, a hard shell cover, and live in oceans, fresh water, and on land? Crabs, of course! There are thousands of different kinds of crabs all over the world. They

发表于:2018-12-07 / 阅读(172) / 评论(0) 分类 2017年VOA慢速英语(八)月

This is Scientific American's 60 Second Science. I'm Steve Mirsky, got a minute? The Meridiana Planum region of Mars once had water that was really soft and highly acidic, conditions in incredibly hostile to any life forms that we know about. So any

发表于:2018-12-24 / 阅读(241) / 评论(0) 分类 Scientific American(二)月

UNIT 69 POPULAR SCIENCE (Ⅱ) Lesson 137 Part Ⅰ Warming-up Exercises Instruction-following: Square or Circle? 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. Score: _______ Part Ⅱ Preserving The Environment Vocabu

发表于:2018-12-27 / 阅读(239) / 评论(0) 分类 英语听力入门 (全四册)

There is a special day to recognize the importance of the ozone layer. In 1995, the United Nations General Assembly decided September 16th is the International Day for the Preservation of the Ozone Layer. This is the date on which countries signed th

发表于:2018-12-29 / 阅读(286) / 评论(0) 分类 英语课程学习计划和讲义

And so it is everywhere one looks. 这一现象在世界各地都在发生。 The human juggernaut is permanently eroding Earth's ancient biosphere by a combination of forces that can be summarized by the acronym HIPPO, the animal hippo. 人类正在以

发表于:2019-01-03 / 阅读(182) / 评论(0) 分类 TED演讲科学篇

A philosophical mouse spoke loudly in praise of nature's goodness for having made mice such particular objects of her regard and preservation.For,she said,one half of us are provided by her with wings;so that if all here below were extirpated

发表于:2019-01-11 / 阅读(177) / 评论(0) 分类 趣味英语

关于质量 我们不得不遗憾地向贵公司报告: 贵公司6月29日售给我公司的虾罐头质量太差, 使我们收到不少抗议。 We regret to have to inform you that the tins of lobster which you sold me on 29 June have caused numer

发表于:2019-01-11 / 阅读(243) / 评论(0) 分类 实用英语

AS IT IS 2015-09-04 Countries Compete for Oil in the Arctic 北极的国际石油争夺战 Russia, the United States and other countries are hurrying to control Earths northernmost territory: the Arctic. It is rich in oil and natural gas. The countri

发表于:2019-01-12 / 阅读(188) / 评论(0) 分类 2015年VOA慢速英语(九)月

Willis Conover, the Voice of Jazz, Is Now Online Saxophonist Ahmad Alaadeen said this about jazz music. Jazz does not belong to one race or culture, but is a gift that America has given the world. The late Willis Conover -- an internationally-known j

发表于:2019-01-12 / 阅读(210) / 评论(0) 分类 2015年VOA慢速英语(九)月

Severe Drought, Wildfires Threaten Water Resources This is Valles Caldera. Actually, it's the giant mouth of a dormant super volcano that last erupted 40,000 years ago. In the millennia since then, the terrain developed high-elevation forests, of abu

发表于:2019-01-13 / 阅读(273) / 评论(0) 分类 VOA标准英语2012年(一月)

ARI SHAPIRO, HOST: And now a true crime story that involves a theft, an anonymous tip and a very special tuba. (SOUNDBITE OF TUBA MUSIC) SHAPIRO: That is the missing tuba - a sousaphone, to be exact. Here's its owner to tell us about his instrument,

发表于:2019-01-16 / 阅读(278) / 评论(0) 分类 2018年NPR美国国家公共电台3月

interlocutory injunctions 诉前临时禁令 before instituting legal proceedings 起诉前 case filing chamber 立案庭 agent 诉讼代理人 entry permit 入境证明 China Foreign Trade Center 中国对外贸易中心 The trademark is falsely rep

发表于:2019-01-17 / 阅读(149) / 评论(0) 分类 英文语法词汇

KATHMANDU, May 4 (Xinhua) -- Death toll of Nepal's April 25 earthquake has risen to 7,365 with the injury number standing at 14,366. The Nepalese authorities have started working out the scheme for the reconstruction. The country's National Planning

发表于:2019-02-03 / 阅读(144) / 评论(0) 分类 英语新闻

在雅思写作过程中,可以使用下面的万能句子,对于写作用词,为了避免重复,可以使用一些同义词。 万能句子: 1. Yet little has been done to solve this problem worldwide. 2. To make one final point, 3. As we

发表于:2019-02-03 / 阅读(212) / 评论(0) 分类 雅思英语

National legislators from Heilongjiang province, which is China's principal producer of non-genetically-modified soybeans, are calling for a law to set up a special zone where the planting and processing of GM plants is prohibited. 黑龙江省是我国

发表于:2019-02-06 / 阅读(212) / 评论(0) 分类 阅读空间

National legislators from Heilongjiang province, which is China's principal producer of non-genetically-modified soybeans, are calling for a law to set up a special zone where the planting and processing of GM plants is prohibited. 黑龙江省是我国

发表于:2019-02-06 / 阅读(255) / 评论(0) 分类 英语新闻

发表于:2019-02-07 / 阅读(146) / 评论(0) 分类 英文语法词汇

Look here, if everyone acted like you, the world couldn't go on. 你听我说,如果每个人都照你这样,地球就运转不下去了。 That's a damned silly thing to say. Everyone doesn't want to act like me. 你说这样的话实在是太蠢了

发表于:2019-02-13 / 阅读(202) / 评论(0) 分类 月亮和六便士

IN 1989 Edward Kennedy tried to stop time. The United States Coast Guard was preparing to automate and remove all remaining personnel from the old lighthouse in Boston Harbour. But Kennedy, a liberal senator from a family with deep roots in Boston, s

发表于:2019-02-25 / 阅读(189) / 评论(0) 分类 经济学人综合
学英语单词
aktas
american standards code information interchange (ascii)
ammonitiferous
antiophthalmic
aspiration column
autoreducibility
autumn dryness disease
avian influenza virus
beta-radioactive substance
buying clerk
bwl
caput ossis capitati
classified securities
colysis wrightii
computing systems
condensate flow
corporate-ownership
Crandall, Prudence
delayed clamper
diatom test
drog
drug-induced hemolytic anemia
dynagraph
Elcaset
error ellipse of position
fetalometer
fleete
garabedian
gate bar
genus Helotium
glassed steel pressure vessel
glyceritum bismuthi
glycosine
guiding bar
hair's breadth
half-cocks
Hamites
high-forest compartment system
Hiptage
hook belt fastener
hydroxyl terminated polybutadiene propellant
hypogonadotropism
incumberment
indigopurpurin
IQs
Jones plug
Julian day
jumpiest
Lathyrus nissolia
lepicena
light duty
Liphistiomorphae
Lofsen
LVPWT
make a name for oneself
Marutea Atoll
mathematical analysis
meta-language
mishna
musculus cornealis
Musāpur
mutually synchronized
nuclear reacting
office automation model
oryzastrobin
overlapping region
papillary cystadenocarcinoma
pembrook
pottstown
primary guard vessel system
registered sign
relaxation balance
removing heat from the lung to relieve cough
respiratory percussion
reticular struction
retractations
rightsizes
San Jacinto County
sandmark
scapular cartilage
ship manoeuvre
shortage risks
signal search light
silica pan
sitdowner
soapolallie
soil self purification
spiral cloud band
spiritings
suction opening
t tests
take the wrong sow by the ear
Taringuiti
test for K value of complete car
tide curve
tongue-twisters
trolley icing
Tschernogowbou's test
underwater appendage
variables analysis
Venetians
wall pellitory