音标:[nʌl] ;
null
[nʌl]
adj.
无价值的;无结果的,无意义的;无效的
没有的;不存在的
等于零的
零位的;指针在零的
零差测量的
无(个性)特征的;无表情的
【数学】(集合)空的,零的
n.
(插在密码中的)无意义暗码
【电信学】零位
【数学】空,零
vt.
使无效,取消,废弃:
使无效,取消,废弃:
短语:
null and void
【法律】无效的,无约束力的

A: How do you feel about that restaurant? B: It wasn't all that great. A: What did you dislike the most? B: I don't think that they had their act together. They didn't seem well prepared. A: Did you think that the food was any good? B: I wasn't all t

发表于:2018-12-02 / 阅读(345) / 评论(0) 分类 英语情景对话-餐厅

A: Did you enjoy the restaurant? B: I didn't really like it all that much. A: What do you think the problem was? B: Well, they are pretty new. I just didn't feel that they were ready to open yet. A: How did you feel about the food? B: The food wasn't

发表于:2018-12-02 / 阅读(333) / 评论(0) 分类 英语情景对话-餐厅

A: So how did you like the restaurant? B: Actually, it could have been better. A: What didn't you like about it? B: It is a new restaurant. I don't think they have their act together yet. A: What did you think about the food? B: I felt that the food

发表于:2018-12-02 / 阅读(408) / 评论(0) 分类 英语情景对话-餐厅

03 警惕杀虫剂的危害 DATE=2-20-01 TITLE=AGRICULTURE REPORT - (1)Pesticide Warning BYLINE=George Grow (Start at 1'00

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Grammar Girl here. Guest-writer Bonnie Trenga will be your hostess with the mostest today, because were looking at how to make comparisons using adjectives and adverbs. Bonnie writes, When you want to modify a noun, is it OK to stick a more or a most

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Global Leaders Condemn N. Korea's Latest Nuclear Test U.N. Secretary General Ban Ki-moon described the move as deeply destabilizing. He said it is a clear and grave violation of sanctions banning Pyongyang from nuclear and missile tests. U.S. Preside

发表于:2019-01-14 / 阅读(290) / 评论(0) 分类 VOA标准英语2013年(二月)

A: Have you taken the written test yet? B: No, I haven't. A: You should study before you take it. B: I have been studying. A: Why don't you take the test? B: Do you know if it costs any money to take it? A: Since you already paid for your permit, you

发表于:2019-01-15 / 阅读(308) / 评论(0) 分类 英语情景对话-驾驶

经典歌曲-莱因石牛仔RHINESTONE COWBOY--GLEN i've been walking these streets so long singing the same old song i know every crack in these dirty sidewalks of broadway where hustle's the name of game and nice guys get washed away like the snow

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ESL Podcast 288 A Business Contract GLOSSARY contract a written agreement between two or more people, businesses, ororganizations* Many cell phone companies make their customers sign a six-month or one-yearservice contract. party a person, business,

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-The 15th day of the 1st lunar month is the Chinese Lantern Festival because the first lunar month is called yuan-month and in the ancient times people called night Xiao. The 15th day is the first night to see a full moon. So the day is also called Y

发表于:2019-01-26 / 阅读(346) / 评论(0) 分类 阅读空间

By Meredith Buel Washington 18 June 2007 Western nations are working quickly to support the new Palestinian government in the West Bank, following the violent takeover of the Gaza Strip by the Islamic militant group Hamas. The United States and Europ

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-Everyone loves a good ghost story. The gruesome, the spiritual and the supernatural arouse an instinctive curiosity in all of us. In the west, ghostly fervor reaches a peak with Halloween on October 31. In Thailand, the spirit-world comes closest to

发表于:2019-02-03 / 阅读(357) / 评论(0) 分类 阅读空间

CHANGSHA, Aug. 28 (Xinhua) -- Pests are posing an increasing challenge for the country's major rice-producing areas amid an important harvest year, according to agricultural officials. The Ministry of Agriculture (MOA) held a meeting on pest control

发表于:2019-02-05 / 阅读(313) / 评论(0) 分类 英语新闻

Chinese New Year starts with the New Moon(新月)on the first day of the new year and ends on the full moon(满月)15 days later. The 15th day of the new year is called the Lantern Festival(元宵节), which is celebrated at night with la

发表于:2019-02-07 / 阅读(355) / 评论(0) 分类 阅读空间

Finding a Healthier Lifestyle - Committing to Change Everyone wants to live a healthier lifestyle and everyone wants to look better in their swimsuit. However, many people don't know where to begin or what questions to ask. Six months ago I was in th

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Man United target has contract revoked

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发表于:2019-02-09 / 阅读(292) / 评论(0) 分类 英语新闻

Todd: Eucharia, why dont we talk about what is our favourite Shakespeare play and actually what is the story about? Eucharia: OK, I love the story of Romeo and Juliet (I know, Im a girl!) which is a tragedy. Its about a boy and a girl who fall in lov

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More than 12 million Americans are out of work, according to the U.S. Department of Labor. Looking for a job similar to the one that was lost can be a frustrating and futile exercise, but an employment program in the northeastern state of New Hampshi

发表于:2019-02-19 / 阅读(267) / 评论(0) 分类 英语新闻
学英语单词
2D system
a low profile
acidoproteolyte
agaroses
analogue record
Argonne high flux reactor
Arya Samaj
bandknife splitting machine
biohythm
branch tag bit
brodown showdown
building crane
Cauchy formula
cautery snare
cayenne jasmines
chain formation
civil laws
cloud provider
cold corned ox tongue
consumer product
disciplinary code
divergence stage
drum-wound
dwarf pocket rat
economic trend and analysis processing system
ekahafnium
elfwoman
erratic parasite
Ethiopian wolf
explosion-proof door
firing pulse
flow curtain electrophoresis
foramina ovale primum
fulfillest
goal goggles
green rice bug
hagberry trees
HD-ILA
high head injection pump
hpyeralimentation
hypostomatal
imbibes
in modern times
isohistiogenic
ivory black
juniperine
lacrosse sticks
lamp-wick
liggings
load program(me)
made it a point to
marinha
masland
melinte
merrit
mobile broadband
moving wave
NM-imaging
omnagenaceroris
open-backs
optical crown glasses
parallel distributed processing model
peak flood
point of submergence
poje
primary cementum
procedure minutes
proteinous
protozoological
pyrazolic
pyridoxic acid
quotient filtration
Rami substantiae perforatae anterioris
ratio of ranges
relay-type recording instrument
repaginations
repors
Riehl melanosis
rubbery whalemeat
Scharnitz Klause
single-crystal gamma spectrometer
sling lifting chains
southern polarity
soybean sauce
Spacerock
stiltifies
Surguja Dist.
teturin
the transient-overload recovery time
tibialgia
timewise
top core grid plate
Trachelospermum
transportation velocity
triple cylinder gasket
type integer
unimodel response surface
unit control word
uv-visible
vena labialis inferiors
wardite
zooflagellates