[数] 完备可分度量空间

by Mignon Fogarty Today's topic is how to use colons. The podcast edition of this article was sponsored by GoToMeeting. With this meeting service, you can hold your meetings over the Internet and give presentations, product demos, and training sessio

发表于:2018-12-01 / 阅读(212) / 评论(0) 分类 跟谢孟媛学语法

[00:01.45]UNIT 4 The history of basketball [00:05.77]2 Listen and complete. [00:09.13]I really love Yao Ming. Who is he? [00:12.44]He's the famous Chinese basketball player. [00:15.43]Oh. Can you tell me something about him? [00:18.08]He is very tall

发表于:2018-12-04 / 阅读(179) / 评论(0) 分类 外研社新标准初中英语八年级

UNIT 8 Text A PRE-READING TASK Exercise 1 Before reading the passage, try to answer the questions. 1. How many years do you think it takes to double the world population now? 2. What might be the poss

发表于:2018-12-04 / 阅读(360) / 评论(0) 分类 实用英语综合教程

Welcome back to Everyday Grammar from VOA Learning English. Today we return to a very common verb form in English phrasal verbs. You will find one phrasal verb in every 192 words of written English. They will make your English sound more natural once

发表于:2018-12-07 / 阅读(155) / 评论(0) 分类 2017年VOA慢速英语(十二)月

Unit 16 concluding a contract Mr Yu, pruchasing manger of NNC company is on the discussion with counter part Mr sean, marketing manager of EIF company limited, talking abour concrete contract terms for the improt business of PAA into China. S:Good mo

发表于:2018-12-25 / 阅读(187) / 评论(0) 分类 外贸英语口语

In a recent program, we told you about phrasal verbs related to food. The program centered on eating food: what, how much and when. You will remember that a phrasal verb is a verb made of two or more words: a verb plus a preposition or adverb, or bot

发表于:2019-01-03 / 阅读(190) / 评论(0) 分类 2018年VOA慢速英语(六)月

Have you ever been to an airport or train station where the official language was English? What was your experience easy, difficult or in between? Today, we will explore some common phrasal verbs that can be useful as you travel to or through English

发表于:2019-01-03 / 阅读(175) / 评论(0) 分类 2018年VOA慢速英语(十二)月

1、报实价 This is to confirm uour telex of 6 April1997,asking us to make you firm offers for rice and soybeans Cf singapore.We telexed you this morning offering you 300 metric tons of一步polished rice at A$2,400 per metric ton ,cf singapore,for

发表于:2019-01-08 / 阅读(175) / 评论(0) 分类 天天商务口语

Fresh Water 淡水 Fresh water comes from ponds, lakes, rivers and streams. 淡水来自于池塘、湖泊、河流和溪流。 People use fresh water for drinking, farming and so on. 淡水可用于饮用、耕种等等。 People can only drink fres

发表于:2019-01-10 / 阅读(188) / 评论(0) 分类 与美国小学生一起学英文第3册

Everyday Grammar: Our Top 10 Separable Phrasal Verbs 英语日常语法:十大可分动词 Welcome back to Everyday Grammar from VOA Learning English. Today we return to a very common verb form in English phrasal verbs. You will find one phrasal verb

发表于:2019-01-12 / 阅读(208) / 评论(0) 分类 2015年VOA慢速英语(十一)月

By Brian Wagner Miami 27 March 2008 The Endeavour has landed, after completing the longest space shuttle mission to the International Space Station. VOA's Brian Wagner has this report. The seven-member crew of Endeavour returned to Earth more than tw

发表于:2019-01-12 / 阅读(144) / 评论(0) 分类 VOA标准英语2008年(三月)

(a.) Dear Mr. Jones: We thank you for your letter dated April 8 inquiring about our leather handbags. As requested, we take pleasure in offering you, subject to our final confirmation, 300 dozen deerskin handbags style No.MS190 at $124.00 per dozen C

发表于:2019-01-21 / 阅读(227) / 评论(0) 分类 天天商务口语

Delicacy was the key word. Not a whisper of disturbance could be allowed into the room containing the apparatus, so Cavendish took up a position in an adjoining room and made his observations with a telescope aimed through a peephole. The work was in

发表于:2019-01-29 / 阅读(191) / 评论(0) 分类 万物简史

Broadcast: May 6, 2003 By Mario Ritter This is the VOA Special English Agriculture Report. Nuts that grow on trees are an important part of the diet in many cultures. They also provide an important ex

发表于:2019-01-30 / 阅读(316) / 评论(0) 分类 VOA2003(上)-社会广角

WASHINGTON, May 27 (Xinhua) -- Two U.S. astronauts conducted the fourth and final scheduled spacewalks for space shuttle Endeavour 's STS-134 mission on Friday morning, the U.S. National Aeronautics and Space Administration (NASA) announced. The seve

发表于:2019-02-02 / 阅读(185) / 评论(0) 分类 英语新闻

得克萨斯州废气排放量仍居全美居首 HOUSTON, Oct. 23 (Xinhua) -- Texas remains to be the biggest greenhouse gas emitter in the United States, according to a report released Wednesday by the U.S. Environmental Protection Agency (EPA). Tex

发表于:2019-02-04 / 阅读(141) / 评论(0) 分类 英语新闻

BEIJING, Aug. 20 (Xinhua) -- China's crude oil production increased only 0.6 percent year on year to 17.24 million metric tons in July as the current economic slowdown dampened fuel demand in the country, according to data released by the National De

发表于:2019-02-07 / 阅读(189) / 评论(0) 分类 英语新闻

1.无法提供客户想要的产品时回复 Dear Thank you for your enquiry of 12 March cate 9 cable. We appreciate your efforts in marketing our products and regret very much that we are unable to supply the desired goods due to excessive demand. W

发表于:2019-02-13 / 阅读(183) / 评论(0) 分类 实用英语

Reduce price and conclude a deal 降价达成协议 Mr. Smith, I'm wondering whether you have found a way of considering my offer? 史密斯先生 ,我想知道你方对我方的报价考虑好了吗? I certainly have the will but I wonder if I've

发表于:2019-02-15 / 阅读(172) / 评论(0) 分类 外贸英语话题王

1.无法提供客户想要的产品时回复 Dear Thank you for your enquiry of 12 March cate 9 cable. We appreciate your efforts in marketing our products and regret very much that we are unable to supply the desired goods due to excessive demand. W

发表于:2019-02-19 / 阅读(177) / 评论(0) 分类 英语新闻
学英语单词
-u-
a variety of
absolute dynamic modulus
accessory lacrimal glands
anchylosis (or ankylosis)
arsenic bromide
atony of bladder
autoselected
B-mode ultrasonic diagnosis
basic level court
basso da camera
be on top of sth
bostrichids
Canadian Prairies
cantabile
captioning
carpos
centralized power supply system
ceratium pentagonum longisetum
clearance of crew
Clematis aethusifolia
cmcsa
collar fat
combined-impulse turbine
congenital ichthyosis
constant rotating field
control surface buzz
database definition language
dealkylate
deputy commissioner of customs
design alternative study
Dical
diploid somatic nucleus
dryopteris cacaina
du Barry, Comtesse
dynamic electromotive force
emberiza variabilis
Ennin
epigastrium
episinus affinis
equivalent hydraulic value
expeditious measure
floriage
fluorscence decay
folk-memories
fox-brush
further
gaverick
glueless
Great Plague of London
grid meridian
herstorically
hockey whore
hold out on
hybridized orbital
hyperellipsoidal
indecomposable representation
Kowary
Kιnalιada
lamina (or intervertebral neural plate)
leiboensis
lymantria pulverea
masem
mean square within
meison
method of analysis of variance
microelectrophoretic
neocolonial
nerdlike
nt12 (network termination 12)
oil collector
oun
over-hearing (cross-talk)
oxy compound
parallel link lift
periferal water flooding
petrochemical imtermediates
pharyngeal pouch (or pharyngeal pocket)
plane reflection
pnranoia acute
primary messenger
protection system (for wtgs)
pyromalic acid
rayon staple fibre
reconditionings
reedbird
Second Adventist
sheaf homomorphism
solicitous
taper-and-shim drive fit
tea-tasters
tender for the supply of goods
teredo fulleri
tidal tables
tireurs
turnix
Tyrus
unpoetized
unsettled order report
unsure of oneself
us sec
vertical dial