[计] 边序列

Editors note: This is the third episode of four-part series on verb tenses. Be sure to listen to part one and part two first. For VOA Learning English, this is Everyday Grammar. Today we are going to talk about the perfect verb tenses. Perfect tenses

发表于:2018-11-27 / 阅读(409) / 评论(0) 分类 2016年VOA慢速英语(十二)月

A Dance of Life on The Edge His name is Dan Osman. A 1) Guinness record 2) holder and a legend in the world of rock climbing. Over the past 11 years, Dan thrilled, amazed and inspired everyone who saw

发表于:2018-11-28 / 阅读(209) / 评论(0) 分类 疯狂英语2003年

Section A [00:01.23]1. M: I haven't decided which subject to major in [00:04.96]physics or chemistry. [00:07.76]W: It isn't easy to choose,is it? [00:10.21]Q: What does the woman mean? [00:13.87]2. W: The map shows that this street goes downtown. [00

发表于:2018-11-29 / 阅读(188) / 评论(0) 分类 决胜四级听力必备

Section A [00:01.54]1. M: My grandpa died in 1978. I was 18 years then. [00:08.20]W: That means he would be 76 if he were alive. [00:11.49]Q: How old was his grandpa when he was dead? [00:14.45]2. M: Why are you going so fast? [00:17.53]Where are you

发表于:2018-12-01 / 阅读(225) / 评论(0) 分类 决胜六级英语听力

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Its the time of year to take a look backand thats just what the journal Science did as they listed their most important breakthroughs of 2008. At the v

发表于:2018-12-02 / 阅读(133) / 评论(0) 分类 Scientific American(十二)月

图片 by Jason Marshall Its not often someone suggests that knowing some math could make you the life of the party, but thats exactly what Im going to do. Yes, a properly timed delivery of a few fun facts about the famed Fibonacci sequence just migh

发表于:2018-12-07 / 阅读(136) / 评论(0) 分类 数学英语

[ti:UNIT 7 Enjoy Your Hobby Lesson 56:Unit Review] [0:01.051]Unit 7 [0:02.631]Enjoy Your Hobby [0:04.894]Lesson 56: [0:06.943]Unit Review [0:08.907]I. [0:10.231]Building Your Vocabulary [0:12.963]A. [0:14.500]Fill in each blank with the proper word o

发表于:2018-12-10 / 阅读(145) / 评论(0) 分类 河北教育初中英语(初中起点)八年级上

发表于:2018-12-12 / 阅读(76) / 评论(0) 分类 医务英语

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The human genome was sequenced, and in the process of moving that forward the technology that was developed was incredible. And because of their efforts in human genome,

发表于:2018-12-24 / 阅读(181) / 评论(0) 分类 Scientific American(十)月

Describing Order and Sequence Patrick: Okay, your first task is to put all of these files in order. Maya: Wow, there must be hundreds of files in this storeroom. How am I supposed to organize them? Patrick: Create a basic filing system. Put things in

发表于:2018-12-27 / 阅读(127) / 评论(0) 分类 2014年ESL之商务英语

今天学的词组是edge。 Edge通常指边、边缘。 比如路边 - the edge of the road, 悬崖边 - the edge of the cliff. Edge也有优势的意思。2006年12月的民意调查显示, 在有意竞选总统的民主共和两党人士中,希

发表于:2018-12-30 / 阅读(109) / 评论(0) 分类 英语每日一词

图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t

发表于:2019-01-02 / 阅读(216) / 评论(0) 分类 数学英语

Enhanced Data rates for GSM Evolution, or EDGE, is a digital mobile phone technology which acts as a bolt-on enhancement to 2G and 2.5G General Packet Radio Service (GPRS) networks. This technology wo

发表于:2019-01-03 / 阅读(132) / 评论(0) 分类 电信英语

This is Scientific American's 60-Second Science. I'm Steve Mirsky, got a minute? Neandertals were our closest relatives. And now we know a lot more about them. Because researchers have for the first time sequenced a complete Neandertal genomethat of

发表于:2019-01-08 / 阅读(142) / 评论(0) 分类 Scientific American(八)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? Robin Williams thought that the platypus was cobbled together by an inebriated deity: Lets take a beaver. Lets put on a ducks bill. Now we know how weird the platypus is

发表于:2019-01-08 / 阅读(140) / 评论(0) 分类 Scientific American(五)月

古埃及金字塔是奴隶制帝王的陵墓,最宏大的当为吉萨三座大金字塔。塔基呈方形,每边长230米,高146米,用230余万块巨石(每块平均重达2.5吨)垒成,国王墓室用一块400吨重的石板垒成。整体规

发表于:2019-02-01 / 阅读(103) / 评论(0) 分类 阅读空间

BEIJING, Aug. 22 (Xinhuanet) -- Researchers have discovered how a human egg captures an incoming sperm for fertilization, paving the way to help couples suffering from infertility, according to media reports on Monday. An international team of resear

发表于:2019-02-08 / 阅读(147) / 评论(0) 分类 英语新闻

Listen to the schedule of a business trip. Fill in numbers l-8 to point out the sequence of the schedule. I'm leaving for Milan on the 7th of June. l'II arrive there on the 8th evening at about 7:OOpm. Then, l'II take a shuttle bus to the hotel. On t

发表于:2019-02-17 / 阅读(113) / 评论(0) 分类 英语听力练习题

Listen to the dialogues and write the correct sequence of l-6 as mentioned in the dialogues. A:How do I search books from the computer? B:First, key in your PIN number. Then, it goes to the Library's Homepage. Then, you can choose any way you want to

发表于:2019-02-17 / 阅读(86) / 评论(0) 分类 英语听力练习题

Thank you for being here,Fareed.Nice to have you on the show. 多谢你抽空前来 法里德 很高兴你能来上节目 Let's get started first with your background.I do think I know a lot about you. 首先聊聊你的背景 我觉得我很了解你

发表于:2019-02-23 / 阅读(120) / 评论(0) 分类 柯南脱口秀
学英语单词
action message
actual accuracy
actual array
adjustment of leveling circuits
Afrophile
aonghuss
arch-rivals
armomancy
arrears wages
automatically controlled door
be steeped to the lips in
beginning spurt
bring away
British disease
cambendazole
Chaenomeles speciosa
Chaplynka
chhetri
chromatopectic
claim damage
colica scortorum
compaction pile
copy statement
Corlay
cost of handling and storing inventory
coxa-plana
demand deposit program library
demoniality
diamond heatsink
didodecahedron
driftance
emcers
exothermic antipiping powder
firns
five dollar bill
flannel-rash
Flores Island
fluorine(-containing)rubber
four wire circuit
have authority over
Heterostigmata
hyper-irritability
hypercircle method
in the very act of doing something
infantile uterus
ino-
insulation measurement
iontoquantimete
kataphatic
kinematic velocity
Kinheim
lignin
liquidation of fixed assets
lorusin
mantle rayleigh wave
Margarima
medullary cast
metallic resistor
microtubule theory
monadic algebra
monoreligious
Morgagni-Stewart-Morel syndrome
multiple cavity
musculus retractor capitis
Newtonian flow model
NO-Hb
Olary
ondrus
ovary
oversimples
palehumult
PC memory card
penicillium islandicum
pig in a poke
pith hair
planetary pearing
projectile velocity measuring equipment
rayless chamomile
re-lets
reversible adiabatic flow
Rhododendron sinonuttallii
ritipenem
river purification
RSMLT
ruby stain
serial port
shell script
side mill
sieva
single-acting cylindrical cam
stoikinetic equation
tide-surveyor
Time works great changes.
tree and branch
trimethylacetates
tripilous
verb
Ville-en-Tardenois
Virustat
viscoses
wet and dry bulb thermocouple unit
work center load analysis by department