音标:['nɔn'pɔ:rәs] ;
a. 无孔的, 无孔隙的
a. not porous; especially not having vessels that appear as pores

考试类型:[GRE]
词性分布:
形容词100%
【反义词】

In US, Fear of Ebola Spreads Faster than Virus 对埃博拉的恐惧比病毒传播更快 For Americans, Ebola started out as a disease in a far-away continent. But then a Liberian man, Thomas Eric Duncan, died from Ebola at a hospital in Dallas, Tex

发表于:2018-12-08 / 阅读(49) / 评论(0) 分类 2014年VOA慢速英语(十)月

This is Scientific American 60-Second Science. I'm Cindey Graber. This will just take a minute. When TV sets die, they usually end up incinerated or in landfills. But now researchers from Englands University of York believe theyve found a valuable us

发表于:2018-12-24 / 阅读(89) / 评论(0) 分类 Scientific American(七)月

What Are Blisters? Remember that hit song from the 80s that featured the chorus: And I would walk five hundred miles / and I would walk five hundred more / Just to be the man who walks a thousand miles / to fall down at your door? What sounds romanti

发表于:2018-12-31 / 阅读(51) / 评论(0) 分类 英语听力文摘 English Digest

I shall begin at the beginning, said the D.H.C. and the more zealous students recorded his intention in their notebooks: Begin at the beginning. 我从头说一说主任说,积极的学生把他的意思记进了笔记本:从头说一说。 These

发表于:2019-01-01 / 阅读(57) / 评论(0) 分类 美丽新世界

1. Use teeth whitening floss 用美白牙线 Tooth floss is an absolute must-have. We are sure that you already have this item in your bathroom. However, tooth floss with whitening components will not only clean your teeth. It will also help you keep

发表于:2019-01-03 / 阅读(67) / 评论(0) 分类 阅读空间

Broadcast: May 5, 2003 By Jill Moss This is the VOA Special English Development Report. Each year more than two-million people die from diseases caused by drinking dirty water. That is the estimate of

发表于:2019-01-04 / 阅读(113) / 评论(0) 分类 VOA2003(上)-社会广角

This is Scientific Americans 60-Second Science. Im Sophie Bushwick. Got a Minute? What's the best way to find out if an unknown mixture contains a specific substance, like an environmental contaminant? You could use an expensive, bulky gas chromatogr

发表于:2019-01-08 / 阅读(101) / 评论(0) 分类 Scientific American(八)月

This is Scientific American 60 Second Science, I am Sophie Bushwick, got a minute? Is the attempt to make environmentally friendly roadways doomed to wind up in the toilet? Actually, it may be the other way around. To earn a green certification, the

发表于:2019-01-08 / 阅读(79) / 评论(0) 分类 Scientific American(三)月

英语中大多数介词含义灵活,一词多义多用。除了一些常用短语已有译法外,大量介词需要从其基本意义出发,联系上下文加以灵活处理。下面简明地介绍几种基本译法。 (1)转译:英语中常

发表于:2019-01-08 / 阅读(98) / 评论(0) 分类 英语笔译

Belgium-Germany Border Remains Porous 德国比利时边境虽加强边检但漏洞仍多 LIGE (BELGIUM) / AACHEN (GERMANY) One of the suspected gunmen in the Nov. 13 Paris attacks, Salah Abdeslam, evaded law enforcement, made his way to Belgium, and

发表于:2019-01-14 / 阅读(82) / 评论(0) 分类 VOA标准英语2015年(十一月)

-Sheldon: The moving assembly line,that was, introduced by Henry Ford in 1908. moving assembly line: 流动装配线 moving: 活动的 assembly: 装配 introduce: 引进 流动装配线是由亨利福特在1908年引进的 -Sheldon: That innovation i

发表于:2019-01-28 / 阅读(62) / 评论(0) 分类 生活大爆炸第二季

(1)转译:英语中常用介词来表达动作意义。汉译时,可将介词转译成动词。 ①在作表语的介词短语中,介词常转译为动词,而连系动词则省略不译。如:This machine is out of repair.这台机器失修

发表于:2019-02-01 / 阅读(59) / 评论(0) 分类 英文语法词汇

英语中大多数介词含义灵活,一词多义多用。除了一些常用短语已有译法外,大量介词需要从其基本意义出发,联系上下文加以灵活处理。下面简明地介绍几种基本译法。 (1)转译:英语中常

发表于:2019-02-06 / 阅读(42) / 评论(0) 分类 实用英语

1. 转译: 英语中常用介词来表达动作意义。汉译时,可将介词转译成动词。 (1)在作表语的介词短语中,介词常转译为动词,而连系动词则省略不译。如: This machine is out of repair. 这台机器失

发表于:2019-02-09 / 阅读(58) / 评论(0) 分类 英语笔译

What has become of the water? Dry clay is full of tiny pores, and it has sucked up the water into its pores. 水上哪儿去了?干燥的粘土满是细小的孔洞,把水都吸到孔洞里去了。 Now let us mould our lump of soft clay into the

发表于:2019-02-13 / 阅读(85) / 评论(0) 分类 英国学生科学读本

As good a thinker as you evidently are, you have not thought on this subject, I suspect. 依我看,你这位显而易见的思想敏锐者,并未考虑这一论题。 It took me a week, in all, I presume, of hard thinking, 我整整花费一周时间

发表于:2019-02-13 / 阅读(51) / 评论(0) 分类 美国语文第五册

U.S. military and diplomatic leaders are moving ahead on the Afghanistan strategy that President Trump laid out in a speech to the nation last night. His remarks brought reaction today from the region, and the world. Nick Schifrin begins our coverage

发表于:2019-02-13 / 阅读(50) / 评论(0) 分类 PBS访谈社会系列

JUDY WOODRUFF: For more on the resumption of relations between the U.S. and Cuba, we turn to Maria de Los Angeles Torres. She's a Cuban-born American and a professor at the University of Illinois, Chicago, where she is also executive director of the

发表于:2019-02-25 / 阅读(91) / 评论(0) 分类 PBS访谈社会系列

You are listening to this podcast on a computer, or perhaps you have downloaded it from a computer to an MP3 player. So I am sure that you know what the words hardware and software mean. Hardware means the computer itself and other machines which are

发表于:2019-03-01 / 阅读(109) / 评论(0) 分类 听播客学英语

One of the most impressive feats of muscular coordination in nature is the instance of a frog darting out its tongue in order to catch a fly. No matter how fast you are, you could never rely on plucking bugs out of the air to stay alive; but for frog

发表于:2019-03-06 / 阅读(125) / 评论(0) 分类 英语时差8,16
学英语单词
2-CHLOROBENZYLAMINE
abandonate
allowable impact load
amphibianlike
barbey
barbier
benzisoxazoles
better-tasting
BKdusty pink
booking commission
bruderrat
butt joint welder
cardiac ventricle
caribbean subregion
catarrhal dyspepsia
christenly
circular flow of economy
class lists
clientela
contracted domain
Corypha
cronak method
cryptophialoidea secunda
deed registration fee
deflowereth
delay in payment
diogenes tumidus
dipping structure
dissidently
eastermost
endoscopic cold light source
ethynylbenzyl carbamate
eutelolecithal
exergonic
false-zero test
five-channel scanning radiometer
frost hygrometer
fug us
gel swelling
gingival border
hoale
i-deled
ice-shelves
icodextrin
incremental speed governing droop
insaner
internal spermatic veins
Ipililo
Johnstonebridge
joint operating procedure
ketoic
legal argument
life-holy
liquid scintillator detector
list-directed input/output statement
litmouse
Luconge
lynch-pins
mellow-soil plow
mentorlike
MEV, MeV, Mev, mev
myelomeningitis
Napicladium asteroma
nebularia contracta
neutron superfluidity
Nittendorf
ole-db
palpebral edema of the newborn
Penguin Beach
percentage of twist shrinkage
petrolisthes obtusifrons
primary cutaneous cryptococcosis
pronounces
propulsion parameter
Prügy
radioactive cemetery
radiomuscular
refollows
registry offices
relay return spring
roll-off area
RTTIs
sampling apparatus scattering area
so also do
space mark
spring swench
steinwachs
stokes' law of settling
tactical command ship
tangent-cone method
target domain
taxi pattern
thiosemicarbazone isonicotinaldehyde
track servo mechanism
trash boom
triaster egg
triple-digit
upright engine
video envelope
wash place
wideband coating
XIPHOSTOMIDAE