[数] 连续多变量分布

[00:00.00][s],[ ][ ] [00:38.61]sea/sheet/chicken [00:42.66]Exercise One: Word Conparison [00:47.62]Listen to the following words from your tape and repeat. [00:52.98]sip ship sane shane watched washed [01:01.23]lass lash least leashed chin [01:09.09]

发表于:2018-12-03 / 阅读(207) / 评论(0) 分类 掌握英语发音

现在完成进行时(The Present Perfect Continuous Tense)表示由过去某时持续到现在的动作,由have(has)been+现在分词构成: It has been raining for three hours. 一连下了三个钟头的雨。 She has been working the whole mo

发表于:2018-12-18 / 阅读(124) / 评论(0) 分类 英文语法词汇

过去完成进行时(The Past Perfect Continuous Tense):表示过去某时前一直在进行的动作,由had been+现在分词构成: I asked him what he had been doing. 我问他一盲在干什么。 He had been working all day and was very

发表于:2018-12-18 / 阅读(84) / 评论(0) 分类 英文语法词汇

Scientists and doctors cant make their minds up about coffee. One study says its really bad for us and the next report says its good for us. Ive even read that 10 cups a day is good for our brain. I like a cup of coffee at certain times of the day. I

发表于:2018-12-26 / 阅读(104) / 评论(0) 分类 纯正英语一分钟

[00:10.06]Gehrig continued to improve as a player. [00:14.05]By 1924, pitchers for opposing teams were having bad dreams about Lou Gchrig and Babe Ruth. [00:23.04]Ruth hit sixty home runs that year. [00:26.36]Gchrig hit forty seven and won the Americ

发表于:2018-12-26 / 阅读(155) / 评论(0) 分类 美国英语听力80篇

Yvonne: This is 6 Minute English, I'm Yvonne Archer and Alice has kindly joined me for today's programme. Hello Alice. Alice: Hi Yvonne. Yvonne: Now Alice, how do you get around London? Alice: Ooh by bus, bicycle and usually the Tube. Yvonne: Aha, an

发表于:2019-01-07 / 阅读(204) / 评论(0) 分类 六分钟英语

[ti:UNIT 2 On the Train Lesson 16] [0:00.641]Unit 2 [0:03.070]On the Train [0:05.053]Lesson 16 [0:07.484]Unit Review [0:09.731]Ⅰ. [0:11.044]Building Your Vocabulary [0:14.048]A. [0:14.982]Fill in the blank with the proper word. [0:17.959]The first

发表于:2019-01-09 / 阅读(198) / 评论(0) 分类 河北教育初中英语(初中起点)七年级下册

[ti:UNIT 3 Amazing Animals Lesson 17: People Love Pets!] [0:00.501]UNIT 3 第三单元 [0:01.876]Lessons 17~24 第17~24课 [0:04.543]Amazing Animals 令人惊异的动物 [0:06.544]You Will Learn 你将学到 [0:07.794]Functions 实际应用 [0:08.

发表于:2019-01-09 / 阅读(255) / 评论(0) 分类 河北教育初中英语(初中起点)八年级下册

First Mr. Yee did a trick with scarves. 首先易先生用围巾变了一个戏法。 I told you, said Fox. 我说过吧,小狐说。 Then Mr. Yee made his helper vanish. 接着易先生将他的助手变没了。 Ho-hum, said Fox. 哼,小狐说。

发表于:2019-01-29 / 阅读(98) / 评论(0) 分类 小狐外传

> 28 世界卫生组织关于噪音污染的报道 DATE=3-29-01 TITLE=SCIENCE REPORT - WHO Report on Noise BYLINE=Caty Weaver Start at 59

发表于:2019-01-30 / 阅读(126) / 评论(0) 分类 科技之光

BEIJING, Feb. 5 (Xinhua) -- China on Tuesday unveiled reform guidelines on income distribution amid growing public concerns over a widening wealth gap. The guidelines encourage further work to improve the initial distribution system and stepped-up ef

发表于:2019-02-03 / 阅读(120) / 评论(0) 分类 英语新闻

The men take everything, but the women -- nothing -- Camp resident Rosemonde Desmesier Residents of makeshift tent cities throughout Port-au-Prince say that conditions have improved since the earthquake three weeks ago, but shortages of food and reli

发表于:2019-02-03 / 阅读(154) / 评论(0) 分类 VOA标准英语2010年(二月)

Former U.S. President Bill Clinton, the United Nations special envoy to Haiti, is visiting that earthquake-ravaged country, where relief efforts are gaining momentum as tens of thousands of survivors await food, water and other basic necessities. In

发表于:2019-02-03 / 阅读(130) / 评论(0) 分类 VOA标准英语2010年(一月)

By Lisa Schlein Geneva 21 August 2007 United Nations aid agencies say the distribution of humanitarian assistance to victims of Peru's devastating earthquake remains problematic. But they say the situation is beginning to ease. Lisa Schlein reports f

发表于:2019-02-03 / 阅读(199) / 评论(0) 分类 2007年VOA标准英语(八月)

Key Sentences(重点句子) 146.The connection was bad. 通话情况很糟。 147.There was a lot of echo and I couldn't hear well. 回音太多,我听不清楚。 148.I'll connect you agian. 我再为您接通一次。 149.I've just

发表于:2019-02-07 / 阅读(113) / 评论(0) 分类 实用英语

BEIJING, July 11 (Xinhua) -- The State Council, or China's Cabinet, announced on Wednesday that it will boost the development of the nation's distribution industry with the goal of establishing a modern goods distribution system that is efficient, co

发表于:2019-02-08 / 阅读(144) / 评论(0) 分类 英语新闻

The chains of habit are generally too small to be felt until they are too strong to be broken. - Samuel Johnson Editors note: This is a guest post from Mary Jaksch of Goodlife Zen. Have you ever had problems establishing a new habit? Maybe I should a

发表于:2019-02-14 / 阅读(147) / 评论(0) 分类 阅读空间

Have you ever thought why there are very few great people? I think there is probably only one great person out of 10,000 at best, and most probably much less than that. But why? Most people want to be great, right? Why are there only very few of them

发表于:2019-02-18 / 阅读(121) / 评论(0) 分类 英语美文

下面给大家提供一篇关于生活中噪音的影响的托福阅读背景材料,希望能拓宽同学们的阅读面。 I'm grad to see so many of you here. We'vebecome really alarmed over the health center by thenumber of students we are seei

发表于:2019-03-02 / 阅读(180) / 评论(0) 分类 托福英语

Key Sentences(重点句子) 146.The connection was bad. 通话情况很糟。 147.There was a lot of echo and I couldn't hear well. 回音太多,我听不清楚。 148.I'll connect you agian. 我再为您接通一次。 149.I've just

发表于:2019-03-11 / 阅读(208) / 评论(0) 分类 实用英语
学英语单词
'Ammān
abu azim (abuzam)
al qutah (el qata)
alphameric characters
anhydrobyakangelicin
asphaltic felt
at the discretion of
bestuur
Binbrook
Boolean pattern
brotelness
butenenitrile
camera control room
centrifugal sedimentation
CHFL
circuitry
craft carrier
cut the ribbon
damningly
diascoptic lighting
Dinatrii
disbelieves
discomposition effect
DVD RW
esbats
external observation
fexible unit
fish jig
flitting
fly ash erosion
football boots
frontalia
Futuralix
gelsemine hydrochloride
genus Trichosurus
Gmelina asiatica
gorgonised
hall tree
high molecular polymer grouting
hualiens
illegal-alien
inboard thermometer
indirect incision
instruction operand
internal fat
it's just one of those things
jazzster
L-xylulose
lesotho monetary units
management consulting
manufacturing expenses in process
marjata r.(kunga r.)
meteyard
microstrainer
minnesota timberwolves
multi-functional blood collecting vehicle
Mātīk, Kowtal-e(Mātīk An)
nemeas
non-maintenance time
notarial acknowledgment
Olmeca
operational motion
oxygroup
paper thickness gage
penduline
percentage of coal content
poeticise
preached to the choir
prediscussed
prelubricated sealed ball bearing
prolinol
pulse duration factor
pureeing
quantity of extinguishing media
radio landing aid
Raukumara, Mt.
receive only typing reperforator
relative isotopic abundance
salt depletion syndrome
secondary trait
semeion
Sheraton, Thomas
sideroblastic anaemia
sintering in sealed box
slow adjustment
Smith Inlet
solferinos
sparids
strictureplasties
three point linkage mounting
thymoma of mediastinum
tilt-block basin
timber seal
time jitters indicator
top predator
toxicomaniac
tuft column
ultradeep well
unterminably
unto the ages of ages
Western Australia coral pea
ziprasidone