[数] 条件收敛的二重级数

[00:00.00]在线英语听力室( www.tingroom.com )友情制作 [00:03.82]2000 Passage3 [00:07.85]When a new movement in art attains a certain fashion, [00:11.70]it is advisable to find out what its advocates are aiming at, [00:16.18]for, however farfetched [0

发表于:2018-12-01 / 阅读(185) / 评论(0) 分类 历年考研英语阅读理解

The Obama administration is pushing for improved relations with China. Hosting a meeting this week between US and Chinese officials in Washington, President Obama says the talks are aimed at fostering cooperation on the economy, energy and national

发表于:2018-12-02 / 阅读(183) / 评论(0) 分类 2009年NPR美国国家公共电台7月

The tiny brain of this zebra finch may help scientists answer questions on how people form words to talk. Like humans songbirds learn to vocalize by imitation. Were able to not only just study the mechanisms of how vocal learning works in these songb

发表于:2018-12-08 / 阅读(145) / 评论(0) 分类 VOA标准英语2018年(五月)

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(205) / 评论(0) 分类 Scientific American(一)月

Researchers have discovered an almost universal word. Huh? You say? Even if you are not a native speaker of English, you probably dont need a translation for Huh? It appears that the word, or a very similar form of it, is used in most of the language

发表于:2018-12-28 / 阅读(115) / 评论(0) 分类 轻松英文阅读

Evoking images from the liquid metal and nearly unstoppable Terminator from the movies, BAE Systems has posted concept video footage of a process to create drones of the future. 近日,BAE系统公司发布的一份概念视频展示了未来制造无

发表于:2019-01-07 / 阅读(175) / 评论(0) 分类 英语新闻

ROBERT SIEGEL, HOST: Biologist Jonathan Losos and I have at least one thing in common - we were both blown away by the late paleontologist Stephen Jay Gould's 1989 book Wonderful Life. Gould saw evolution as being all about odd contingencies, acciden

发表于:2019-01-16 / 阅读(219) / 评论(0) 分类 2017年NPR美国国家公共电台9月

But even though the insect brain is organized very differently from ours, there are some striking similarities. 虽然昆虫与人类大脑的组成大相径庭,但是仍有很多惊人的相似之处。 For example, most insects have smell detecto

发表于:2019-01-17 / 阅读(171) / 评论(0) 分类 TED演讲教育篇

写作题目 Should governments spend more money in improving roads and highways, or should governments spend more money in improving public transportation (buses, trains, subways)? Why? Use speci?c reasons and details to write an essay of about 400

发表于:2019-01-27 / 阅读(133) / 评论(0) 分类 英语作文

Ever feel that your relationship suffers from a unique brand of frustration, tension, distance, or any number of other troubling feelings? The reality is, there is struggle in every romance. If you are experiencing disillusionment, well, join the hum

发表于:2019-01-30 / 阅读(150) / 评论(0) 分类 阅读空间

IN THE NEWS - After Court Limits Bush's Power, Future for Terrorism Suspects Depends on CongressBy Jerilyn Watson Broadcast: Saturday, July 15, 2006 This is IN THE NEWS in VOA Special English. In Wash

发表于:2019-01-30 / 阅读(127) / 评论(0) 分类 2006年慢速英语(七)月

Dogs have been mans best friend for thousands of years, a source of companionship and loyalty since the Stone Age. 几千年以来,狗狗都是人类最好的朋友,从石器时代开始就是人类忠诚的陪伴。 Now scientists suspect they h

发表于:2019-01-31 / 阅读(141) / 评论(0) 分类 英语新闻

Kerry Leaves Pakistan Hopeful, Despite Divides尽管有分歧 克里仍给巴基斯坦留下希望 U.S. Secretary of State John Kerry has wrapped up a visit to Pakistan with an agreement by the two countries to resume a dialogue on security issues. T

发表于:2019-02-01 / 阅读(159) / 评论(0) 分类 VOA常速英语2013年(八月)

The State Council has issued a guideline on government information sharing. 国务院近日发布了关于政务信息共享的指导方法。 The guideline, approved by Premier Li Keqiang, aims to increase government credibility, while improving adm

发表于:2019-02-01 / 阅读(223) / 评论(0) 分类 阅读空间

Itcanbeinferredfromthepassagethatthe authorwouldbemostlikelytoagreewith whichofthefollowingstatementsregarding socioeconomicclassandsupportforthe rebelandLoyalistcausesduringthe AmericanRevolutionaryWa

发表于:2019-02-06 / 阅读(159) / 评论(0) 分类 英文语法词汇

THE HAGUE, June 20 (Xinhua) -- The International Criminal Court (ICC) in The Hague on Thursday postponed the beginning of the trial of Kenyan President Uhuru Kenyatta to November 12, 2013. The start of the trial was originally scheduled for July 9, b

发表于:2019-02-07 / 阅读(169) / 评论(0) 分类 英语新闻

Ever feel that your relationship suffers from a unique brand of frustration, tension, distance, or any number of other troubling feelings? The reality is, there is struggle in every romance. If you are experiencing disillusionment, well, join the hum

发表于:2019-02-09 / 阅读(134) / 评论(0) 分类 英语美文

Science and technology: Panda genetics 科技:熊猫遗传学 Hey dude. Give me six! 嘿,伙计。用六指击个掌吧! Two strange mammals illuminate the process of natural selection. 两种不同的哺乳动物阐明自然选择的过程。

发表于:2019-02-16 / 阅读(188) / 评论(0) 分类 经济学人科技系列

The governor of the besieged Syrian city of Homs says around 200 people were evacuatedduring the day. Earlier, the Syrian Red Crescent managed to get trucks of food into the old city.Lyse Doucet is in Homs. Three large buses pulled up, most of the pa

发表于:2019-02-22 / 阅读(118) / 评论(0) 分类 英语听力精选进阶版

一、支持反对型 Do you agree or disagree with the following statement? AAA. (1) There is no need for me to put any emphasis on what the advantages of AAA are. ___________________. Many people believe that____________________. However, I disagre

发表于:2019-03-02 / 阅读(149) / 评论(0) 分类 托福英语
学英语单词
acharya
adjustable pin
adjuting
ammonium ferrocyanide
angle tracking unit
Archaulus
argillo arenaceous
arousals
as busy as a bee
astragali condensed liquid
branch line coupler
Buckley's
Bursa subtendinea musculi subscapularis
capacitive impedance
car bombing
casual expenses
coal-sand dual media filter
complex wavenumber
consumer report
container liner
content-specific
control rod shroud tube
Cooranbong
corticorubral tract
criminaldom
cycadean
development sociology
disk striping
docwork
doover
el khroub
enmarbled
euphyllia cristata
expres
family bookkeeping
fine count
first-order predicate calculus
frame control field
galvanized pot sprinkler
giv.
graded time step voltage test
grating chromatic resolving power
greywater
Hanbury
Harris' method staining
heronsbill
high-tension overhead line
horizontal myoseptum
hydroxylate
inclined stress
intensity of draft (strength of draft)
involut triganometry
jessur
leg-spinners
load station service
lvtpx 2
mandoki
mean camberline
megabases
methylene blue resin method
money-guard
moving rope
multiply and add
musere
Muskegon
nitenpyram
open feedwater heater
operational control authority
Organization Meteorological International
output signal
overcoats for x-ray operators
P-Rating
passage (bacteriology)
patrum
phosphor-
Plectrophenax
plunger setting
potato salad
pre-spheroidizing
preacquaintance
protracted inflation
proustite
pureperalis neuritis
Redstone R.
refusal of payment
rubus lambertianus ser.
Sachigo R.
size resistance
speed signal
ST_language_connecting-words-which-introduce-a-cause-or-reason
stenophyllas
stone bench
surgeon dentist
Synsac
System z
terthiophene
touter
transplantation of thin skin flap
trump something up
turning shop
urban value
vulnificus