离子中和谱法

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(59) / 评论(0) 分类 VOA标准英语2012年(三月)

[00:00.00] unit 14 Mainly Revision [00:34.51]Ann___(not,watch)TV last night.The children__(go)to the farm last Saturday. [00:47.86]The boys__(meet)after school yesterday afternoon. [00:53.42]Mr Turner__(say)sorry to the conductor on the train because

发表于:2018-12-10 / 阅读(195) / 评论(0) 分类 (人教版)初中二年级上册

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(65) / 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(67) / 评论(0) 分类 VOA双语新闻 2009年9月

Angela Merkel, who has steered Germany through several global crises as its first female leader, said last Sunday that she will seek a fourth term as chancellor in general elections next year. 安吉拉默克尔上周日宣称,将在明年举行的大

发表于:2019-01-07 / 阅读(313) / 评论(0) 分类 英语新闻

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(97) / 评论(0) 分类 Scientific American(十一)月

Some call it the hormone of love. Its oxytocin and it helps moms bond with and breast-feed their babies, and even keeps romantic couples content. Now a study suggests that this same hormone might also help people with autismby improving their social

发表于:2019-01-08 / 阅读(99) / 评论(0) 分类 Scientific American(二)月

新技术:开灯就有无线宽带 Bulbs could soon be used to broadcast household broadband 英国爱丁堡大学的一位教授研究出了一项新技术,能够让普通的电灯泡作为无线网络信号传输器,只要开灯,就能无线上

发表于:2019-01-08 / 阅读(148) / 评论(0) 分类 轻松英语

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(130) / 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(68) / 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(91) / 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(91) / 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(93) / 评论(0) 分类 VOA双语新闻 2013年12月

Science and Technolgy. 科技。 Visible-light communication. 可见光通信。 Tripping the light fantastic. 与光共舞。 A fast and cheap optical version of Wi-Fi is coming. 一个高速而廉价的光学Wi-Fi即将问世。 AMONG the many new

发表于:2019-01-26 / 阅读(143) / 评论(0) 分类 经济学人科技系列

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(71) / 评论(0) 分类 VOA标准英语2009年(九月)

Afghanistan's election committee has rejected President Hamid Karzai's request to move up the date for presidential elections to late April. In a widely anticipated announcement in Kabul, the committee said it still considers August 20 as the ideal

发表于:2019-02-06 / 阅读(89) / 评论(0) 分类 VOA标准英语2009年(三月)

Science and technology 科学技术 Visible-light communication 可见光通信 Tripping the light fantastic 与光共舞 A fast and cheap optical version of Wi-Fi is coming 一个高速而廉价的光学Wi-Fi即将问世 AMONG the many new gadgets u

发表于:2019-02-06 / 阅读(101) / 评论(0) 分类 经济学人科技系列

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(80) / 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(94) / 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(60) / 评论(0) 分类 英语时差8,16
学英语单词
5-thio-D-glucopyranose
Africanises
aliphatic polyimide
anticoagulantly
apulias
bacterial vaccine
baffle spray tower
Barthea
basilar sclerite
black squirrel
Bragg-Paul Pulsator
Campobello
cartilagines triquetra
century break
Chihsan
classical coherence
coal pocket
cold-plate
Colmol miner
combination water bath
come to gripes
constitutional block
Cornia, Fiume
countertraditions
cytameba
DA (discrete address)
definite time-limit release
delva
double strings
effective freeboard
english chan.
fatigue measurement
ferroceniums
fillet steak
foresyllables
free-jet
function object
furan resin
general 'liberty' or option clause
get him
give security against
godless
hancks
helibarge
hyper market
impactoes
ingestant
inpainted
karosho
krasorskii's method
lensed disc
ligament(Lamellibranchiata)
linco
lothstein
low-grade polymer
Lower Carboniferous
Maackia taiwanensis
malpighia coccigera
Mayobridge
method engineering department
Muela, Meseta de la
nested critical section
nuclear-cytoplasmic incompatibility
Osier's sign
out-hound
parastasia ferrieri formosana
partial opinion
partition post
PCTC
peak arc voltage
peak average ratio (par)
phalansteries
port engineer
pourdown
principle of phase stability
proper stocking
Public Works Administration
radiations sensory
rail fastener
ready strobe mode
religious purpose
runt of the litter
salted hide
servicemember
shot-blasting plant
soap-opera
spanish onions
sticky haired mutant
strip thickness gauge
Subordination Clause
superphysiological
The ball is in someone's court.
thladiantha glabra cogn.
thrombin time test
tomey
training type athlete
transition alumina
un-Irishly
Urolucosil
veritcal linearity
voice recognition board
well played