中间自位阀

Who would have ever thought that a creature with an extending 1) turtle-like neck, a finger as bright as a nightlight, or a 2) penchant for Coors beer would translate into hundreds of millions of doll

发表于:2018-11-28 / 阅读(176) / 评论(0) 分类 疯狂英语2002年

Part 13 Ballast handling 1. Scuppers plugged. 2. Open sea suction valve and report. 3. Sea suction valve closed. 4. Ballast pump stopped.

发表于:2018-12-05 / 阅读(105) / 评论(0) 分类 海事英语

Poverty Source of Tropical Infections in Texas, Gulf of Mexico Chagas is an infectious disease transmitted by the kissing bug. The kissing bug looks a little bit like a cockroach but it has the ability to feed on blood and it lives in the very poor q

发表于:2018-12-08 / 阅读(42) / 评论(0) 分类 VOA标准英语2012年(三月)

中和抗体有望助力艾滋病疫苗研制 Researchers say powerful antibodies may hold clues to developing an effective AIDS vaccine.The antibodies were isolated from individuals already infected with HIV. Dr. Wayne Koff saysthe goal is to find a

发表于:2018-12-16 / 阅读(52) / 评论(0) 分类 VOA标准英语2016年(七月)

During his first term in office, Indonesian President Susilo Bambang Yudhoyono oversaw a period of robust economic growth based on exports. This year exports have slowed as a result of the global recession. As the president gets set to begin his seco

发表于:2018-12-19 / 阅读(49) / 评论(0) 分类 VOA双语新闻 2009年9月

Anchors Away, Me Boysbut How Far? Anchors away, me boys but how far? On this moment of science.What happens if you throw your anchor overboard and there isnt enough chain to reach the bottom? Does the anchor haul you down with it? This sounds a littl

发表于:2018-12-31 / 阅读(132) / 评论(0) 分类 英语听力文摘 English Digest

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2019-01-02 / 阅读(155) / 评论(0) 分类 午后咖啡

This is Scientific Americans 60-Second Science. Im Cynthia Graber. Thisll just take a minute. Heres a strange tale of two previously unrelated food products. First: chitlins, that delicacy of fried pig large intestines. Theyre well-loved throughout t

发表于:2019-01-08 / 阅读(81) / 评论(0) 分类 Scientific American(十一)月

伪足( 吞噬作用 ) pseudopodium / pseudopodia ( phagocytosis ) 假肋 false rib ( ribcage ) 假声带( 声带 ) false vocal cord ( vocal cord ) 做梦 dreaming 偏头痛 migraine 副甲状腺 parathyroid gland 副甲状腺素( 副甲状腺 ) parathyroid hormone / PTH ( parath

发表于:2019-01-08 / 阅读(89) / 评论(0) 分类 英文语法词汇

Flu Virus Disarms Immune System's First Responders 流感病毒瓦解免疫系统的第一道防线 From VOA Learning English, this is the Health Report. 这里是美国之音慢速英语健康报道。 Infection by the influenza virus may be more co

发表于:2019-01-12 / 阅读(116) / 评论(0) 分类 2013年VOA慢速英语(十二)月

Scientists Gather for AIDS Vaccine 2011 The largest conference on AIDS vaccine development is being held in Bangkok, Thailand FROM September 12th to the 15th. Researchers will discuss how to build on recent advances in a time of tight budgets. Organi

发表于:2019-01-13 / 阅读(54) / 评论(0) 分类 VOA标准英语2011年(九月)

New Yellow Fever Vaccine Shows Promise A new vaccine for yellow fever is showing good results in tests as it overcomes one of the biggest problems with the current version. Yellow fever is a deadly disease that occurs in much of South America and sub

发表于:2019-01-14 / 阅读(71) / 评论(0) 分类 VOA标准英语2011年(四月)

Potent Antibodies Offer New AIDS Vaccine Design Researchers say powerful antibodies may hold clues to developing an effective AIDS vaccine. The antibodies were isolated from individuals already infected with HIV. Dr. Wayne Koff says the goal is to fi

发表于:2019-01-14 / 阅读(75) / 评论(0) 分类 VOA标准英语2011年(八月)

美国准备销毁叙利亚化学武器 The U.S. Defense Department is preparing to test a system it plans to use to destroy Syria's chemical weapons stockpiles at sea. Officials are offering reassurances that the process will be safe. 美国国防部正

发表于:2019-01-18 / 阅读(76) / 评论(0) 分类 VOA双语新闻 2013年12月

During his first term in office, Indonesian President Susilo Bambang Yudhoyono oversaw a period of robust economic growth based on exports. This year exports have slowed as a result of the global recession. As the president gets set to begin his sec

发表于:2019-01-31 / 阅读(54) / 评论(0) 分类 VOA标准英语2009年(九月)

汽车类Automobile 整车Finished Automobile 轿车Passenger Car 休旅车Recreational Vehicle (RV) 小型商用车(3.5吨以下)Light Duty Commercial Car (Less Than 3.5 Tons) 大型商用车(3.5吨以上)Heavy Duty Commercial Car (More Than 3.5 Tons) 散装车Bulk Truck 搅拌车

发表于:2019-02-05 / 阅读(93) / 评论(0) 分类 英文语法词汇

turn on 打开,使某人产生兴趣,使兴奋 Do you want me to turn off the TV? 你想要我关电视吗? Turn off the lights before you come to bed. 在上床之前记得关灯。 You have to turn the gas valve off before going out. 你出门前

发表于:2019-02-09 / 阅读(100) / 评论(0) 分类 老外最常用的英文短语

Israel has issued a stern warning after Iran said it had begun making a higher-grade nuclear fuel. Israeli Prime Minister Benjamin Netanyahu says Iran's intentions are clear. Iran is racing forward to produce nuclear weapons in brazen defiance of the

发表于:2019-02-12 / 阅读(68) / 评论(0) 分类 VOA标准英语2010年(二月)

Meanwhile the tireless Rutherford, now back at Cambridge as J. J. Thomson's successor as head of the Cavendish Laboratory, came up with a model that explained why the nuclei didn't blow up. He saw that they must be offset by some type of neutralizing

发表于:2019-02-17 / 阅读(70) / 评论(0) 分类 万物简史

When a virus enters your body, your body has to recognize it then produce a protein called an antibody. These antibodies attached to the virus and neutralize it. However, in the time it takes your body to produce enough antibodies, the virus may have

发表于:2019-02-23 / 阅读(49) / 评论(0) 分类 英语时差8,16
学英语单词
a chip in pottage
accounting ethics
acid rain
aeshma
afaf
ahmer
altitude track
arthralgia-synadrome
attribute record
avalanche of massive snow
beheaders
bellatrice
binoquercetin
blacksheep
car-pooled
Chilumba
classification number
close milk filter
coalface support
cold resistivity
counter-doping
crossed card
cyclopel
cyclopentanoperhydrophenanthrene ring
damage variable
decode scaler
decomplier
denoised
designated compliance officer
difference Fourier method
dizirconyl
draft test
Dual Filing Advisory Group
electric bridge crane
epithiazide
eragrostis cylindrica
Eubolin
extinction of crime
ferritisey
field of view (fov)
fiks
fire detection
fore-piece
frangility
galipot (resin)
global optimal solution
haanas
handle setting plate
handsdown
hoople
hydrophabia
I region
Joseph I
laparoenterostomy
light rings
limiting test
loop checking system
Lord love you !
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medico paper
memory density
mesophytic environment
multiformat camera
music departments
nesophitic
nocturnal enuresis
nonresident tax-payer
orbit transfer rocket engine
overhead-valve
perchlorofluoromethane
Phenhenzamine
pl/i-formac
polynomial algebra
radial flow centrifugal pump
reactor power meter
rust roofing
Saccharomyces exiguus
seeman
shortland islands
skin care agent
slip nooses
slow burning
soil succession
spinal accessories
spirochaetal disease
subjective fremitus
sulfo
Tartu
the Federal Reserve Board
thematic flexion
thermal-oxidative plasticization
tie coat
tole-rants
torshear type high strength bolt
Vidzeme
vrock
Whitmore's bacillus
wild China tree
wirecut EDM