旋转式振动细筛

A: Do you know how late it is? B: My fault. I didn't realize what time it was. A: I hope you don't think that excuse lets you off the hook. B: Not really. I'm telling the truth. A: Haven't I asked you to call if you're going to be home late? B: This

发表于:2018-11-30 / 阅读(177) / 评论(0) 分类 英语情景对话-日常生活

Words That Are Their Own Opposites And now, Words and Their Stories, a VOA Learning English program about American expressions. When you are learning a language, context is everything. Here, context means the words around another word or phrase that

发表于:2018-12-16 / 阅读(89) / 评论(0) 分类 2015年VOA慢速英语(六)月

DAVID GREENE, HOST: The World Health Organization has endorsed a six-question screening test for ADHD in adults. Now, this is catching a lot of people's attention because, with symptoms like distractedness and disorganization, it can be pretty tempti

发表于:2018-12-17 / 阅读(95) / 评论(0) 分类 2017年NPR美国国家公共电台5月

Rare but Deadly By Susan Brink /2005, U.S. News World Report . All rights reserved with permission. Distributed by Tribune Media Services International. Simple, cheap blood tests could save thousands

发表于:2018-12-19 / 阅读(181) / 评论(0) 分类 彭蒙惠英语

Airline passengers have learned to live with a lot of security rules over the years. Empty your pockets, remove your belt, take off your shoes, one cork size plastic bag, no more than three ounces of liquid per container, you get the picture. But, fu

发表于:2018-12-20 / 阅读(114) / 评论(0) 分类 CNN2010年(十一)月

A: Oh, thank God you are here, officer. B: I came as soon as I could. What a mess! A: When I left for school today, everything was fine. Then I came home to find my apartment had been broken into. B: Was the door locked when you came home? A: I dont

发表于:2018-12-25 / 阅读(131) / 评论(0) 分类 地道英语对话-租房

WASHINGTON, Nov. 16 (Xinhua) -- The U.S. government announced Sunday it will add Mali to the list of Ebola-affected countries for which enhanced screening and monitoring measures will be taken. Effective Monday, Nov. 17, people arriving in the United

发表于:2019-01-07 / 阅读(126) / 评论(0) 分类 英语新闻

Study Supports Breast Cancer Screening Every Two Years A new study finds that women who have a mammogram every other year are less likely to get a suspicious result requiring additional testing as compared to women who have the breast cancer screenin

发表于:2019-01-14 / 阅读(118) / 评论(0) 分类 VOA标准英语2011年(十月)

Experts Recommend Screening Newborns for Heart Defects One of the scariest things a new parent can hear is, your baby has a birth defect. But some of the most dangerous birth defects are are invisible ones, such as deformities in the baby's tiny hear

发表于:2019-01-14 / 阅读(141) / 评论(0) 分类 VOA标准英语2011年(八月)

A: What can I help you with today? B: I need to check out this book. A: Do you have your library card? B: I dont have one. A: Would you like to apply for one right now? B: Thats fine. A: Im going to need you to fill out the application. B: All right.

发表于:2019-01-15 / 阅读(153) / 评论(0) 分类 英语情景对话-图书馆

NOEL KING, HOST: Lawmakers in California are about to start debating a bill that would make doctors screen pregnant women and new mothers for mental health problems. Many doctors do not like this idea. From member station KQED in San Francisco, April

发表于:2019-01-16 / 阅读(108) / 评论(0) 分类 2018年NPR美国国家公共电台3月

RACHEL MARTIN, HOST: There's big news today about one of the most common forms of cancer. An influential federal task force now says patients and doctors should discuss screenings for prostate cancer. NPR health correspondent Rob Stein has more. ROB

发表于:2019-01-17 / 阅读(122) / 评论(0) 分类 2017年NPR美国国家公共电台4月

BEIJING, Nov. 9 (Xinhuanet) -- Routine bowel screening can cut deaths from bowel cancer by 27 percent, a latest Scottish study finds. The result was presented at the National Cancer Research Institute's (NCRI) conference in Liverpool. Funded by the S

发表于:2019-01-19 / 阅读(122) / 评论(0) 分类 英语新闻

oil field 油田 wildcat 盲目开掘的油井 percussive drilling 冲击钻探 rotary drilling 旋转钻探 offshore drilling 海底钻探 well 井,油井 derrick 井架 Christmas tree 采油树 cr

发表于:2019-02-03 / 阅读(158) / 评论(0) 分类 英文语法词汇

By Melinda Smith Washington, DC 05 October 2006 watch Athletes Heart Risk One of the leading causes of death among young athletes on the playing field or court is a heart condition called Hypertrophic Cardiomyopathy. But the results of a 25-year stu

发表于:2019-02-03 / 阅读(211) / 评论(0) 分类 2006年VOA标准英语(十月)

Well life on the farm is kinda laid back Aint much an old country boy like me cant hack Its early to rise, early in the sack Thank God Im a country boy Well a simple kinda life never did me no harm A raisin me a family and workin on a farm My days a

发表于:2019-02-06 / 阅读(106) / 评论(0) 分类 美国乡村音乐

Christmas in America means different things to different people. To some people, Christmas means brightly wrapped packages under a decorated tree. To others, it means family reunions and a wonderful meal together. To Christians, it means Jesus' birth

发表于:2019-02-08 / 阅读(156) / 评论(0) 分类 实用英语

Fewer men are being screened for prostate cancer, and fewer early-stage cases are being detected, according to two studies published Tuesday in The Journal of the American Medical Association. 11月17日发表在《美国医学协会杂志》(Journal

发表于:2019-02-08 / 阅读(119) / 评论(0) 分类 阅读空间

An independent panel of U.S. health experts is recommending that all Americans between the ages of 15 and 65 be routinely screened for HIV, the virus that causes AIDS. The HIV test would not be mandatory. But experts hope more widespread testing migh

发表于:2019-02-18 / 阅读(130) / 评论(0) 分类 英语新闻

If I live to be a hundred And never see the seven wonders That'll be alright If I don't make it to the big leagues If I never win a Grammy I'm gonna be just fine Cause I know exactly who I am I am Rosemary's granddaughter The spitting image of my fat

发表于:2019-02-20 / 阅读(105) / 评论(0) 分类 The Voice 美国好声音
学英语单词
a false accusation
absquatulated
anatoliy
apician
breakage-fusion
Candida zeylanoide
cardpacs
ccoulomb degeneracy
centering mark
Certificate of Bareboat Charter Registration
chloroquinol
cholecystolithiases
chronic stimulation
co-presidents
codirection
ctenidium stellulatum
cyanouracil
DC power flow
DCFH-IC
diode waveguide switch
directed system of sets
double oscillograph
douglas spruce
ebenine
electroprecipitator
engine-room telegraph
factory operation census
fictions
fixed base system
forage conditioner
fried veal cutlet natural
fuprazole
galimore
get the cart before the horse
Greek
haraam
harry f. klinefelters
Hedgerows
hiber
industrial injuries benefit
intensivecare
Isabella Of France
isochoric heat(ing) effect
jammas
lavafalls
levator
Lindsaeaceae
lithifies
MacLeod
magnetic joint
main bulwark rail
malodo(u)rant
manganous cyanide
MCCD
mental medicine
mertensia virginicas
Mexican black cherry
middlepersons
molecular attraction
momentaniness
MTBS (mean time between scram)
multi-rocket engine cluster
noded
non linear circuit
noncognates
notifications
objective of industrial inspection
ombudswoman
operating ecpenditure
optimum strategy
Pavlovo-Posad
pneumatic drier
positron channeling
propargyl alcohol (propynol)
punctuationists
qurer
racehorses
receiver retrace
ref
retreating mining
Safīd Sagak
semibridge system
Shirokawa
single-degree-of-freedom
splachnum vasculosum l.
stabilized combustion system
tandem mirror experiment
telishing
to stipulate
tooth-to-tail ratio
trichloronitrobenzene
under compound
unenclosed parcel
us leading
valence-bond method
venturi diameter
vicuss
voled
waxinesses
wherever you are
Yampol
yogic