往复动作数

The story of how we have systematically observed the heavens begins in the days before recorded time. For primitive man, the sun reigned supreme. Its recurring cycles of light and darkness formed the

发表于:2018-11-28 / 阅读(166) / 评论(0) 分类 疯狂英语2001年

number song 1, 2, 3, 4, 5, 6, 7 that's the way to start 8, 9, 10, 11, 12 you'll learn them all by heart 13, 14, 15, 16 they're the next along 17, 18, 19, 20 that's the number song 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20

发表于:2018-11-29 / 阅读(165) / 评论(0) 分类 优美儿童英语歌曲

-Cities were a real paradox. They did offer dazzling new opportunities, but they also cut people loose from everything that they knew, from their tribe, from their land, from way to being that haven't really changed much for millennium. So they were

发表于:2018-12-03 / 阅读(59) / 评论(0) 分类 探索与发现2015年

You're walking along the street. You need to go to the washroom desss...perately. What do you do? If you can't control yourself, you could be embarrassed to no end. Don't worry. Someone in San Francis

发表于:2018-12-08 / 阅读(176) / 评论(0) 分类 赖世雄中级美国英语

The limpidness lettuce still has a little life left,a new study finds that produce continue to respond to life kills which enable them to keep protecting themselves from insects,and perhaps even enhance their nutritional value to us.Scientists knew t

发表于:2018-12-24 / 阅读(47) / 评论(0) 分类 Scientific American(六)月

The surface of Mars is etched with ancient river valleys and lake basins. Which makes researchers think that liquid water once flowed on the Red Planet. But how? Today, Mars is too cold for much, if any, liquid water to exist. And 3.8 billion years a

发表于:2018-12-24 / 阅读(57) / 评论(0) 分类 2017年Scientific American(一)月

Mike: Ha! That's what they make you wear at Captain Sub? Luke: No, I just like to dress like Popeye. Mike: Look, when you get a new job, you do have to deal with difficult people. Luke: You mean like the customers? Mike: No, like your family. Maggie:

发表于:2018-12-31 / 阅读(117) / 评论(0) 分类 成长的烦恼第七季

心灵歌汤 cycles of time

发表于:2019-01-01 / 阅读(112) / 评论(0) 分类 心灵歌汤

Frame In time division multiplexing systems, Frame is a sequence of time slots each containing a sample from one of the channels carried by the system. The frame is repeated at regular intervals, (nor

发表于:2019-01-03 / 阅读(73) / 评论(0) 分类 电信英语

记忆之歌 Song of Remembering Song of Remembering The Rentals I have written enough as enough to sing for a song of remembering Everything moves everyones laughing, moving through the city of passing Ive written enough, enough for a while, I have

发表于:2019-01-06 / 阅读(50) / 评论(0) 分类 好听的英文歌曲

Male: Hello, this is the press office. Michelle: Rachel Allsop please. Male: Im sorry, You must have the wrong number . Theres no-one of that name here. Michelle: Oh. Can I check the number Ive got. is that not 5568790? Male: No, its 5558790. Michel

发表于:2019-01-07 / 阅读(159) / 评论(0) 分类 商务英语

A: I need to know why I'm being charged $10 for a movie that I never ordered. B: Hmm. Your file shows that you watched Titanic Monday night. A: Monday night? Monday night I was at a great concert. B: Well, as they say, garbage in, garbage out. Let me

发表于:2019-01-11 / 阅读(65) / 评论(0) 分类 英语情景对话-旅馆

By Carol Pearson Washington 25 May 2007 Women who do not want children, and those who do, are both getting new help. The U.S. government has approved a birth control pill that eliminates menstrual cycles, and it also has approved a product to help wo

发表于:2019-01-11 / 阅读(132) / 评论(0) 分类 2007年VOA标准英语(五月)

讲解 失眠insomnia是一件十分痛苦的事情,经历过的人一定了解,想睡睡不着,又很没有精神的感觉。 为了克服insomnia,我们今天就来讲讲如何才能拥有一个完美的睡眠。 Shawn Stevenson is a clinic

发表于:2019-02-13 / 阅读(51) / 评论(0) 分类 英语悠选脱口秀

Howard: Hi, Todd. Todd: Hey, how's it going, Howard? So I heard that you're really into motorcycles. Howard: Ah, yes, I love motorcyles. I've been riding motorcycles since I was 15 years old. Todd: Oh, really. Wow! So, what's the allure of motorcycle

发表于:2019-02-14 / 阅读(49) / 评论(0) 分类 原版英语对话1000个

This is SCIENCE FRIDAY. I'm Ira Flatow. You open the door of your fridge and the light goes on, right? What if the light in your fridge could stay on and be programmed to help your veggies taste better or be more nutritious? Why? Well, it turns out t

发表于:2019-02-16 / 阅读(73) / 评论(0) 分类 英语语言学习

Much of New Zealand has been very cloudy and cool so far this month. However, some inland places, especially Central Otago, have had hot weather. Usually February is our hottest month so the cool temperatures and winds for most of us are disappointin

发表于:2019-02-17 / 阅读(48) / 评论(0) 分类 新西兰英语

Dog Property Laws 狗的财产法则 1. If I like it,it's mine. 1. 我喜欢的东西,就是我的。 2. If it's in my mouth, it's mine. 2. 在我嘴里的东西,就是我的。 3. If I can take it from you, it's mine. 3. 我能从你那儿拿过来

发表于:2019-02-17 / 阅读(63) / 评论(0) 分类 英语小达人

16. UPBRAlD : REPROACH :: (A) dote : like (B) lal: : stray (C) vex : please (D) earn : desire (E) recast : explain Directions: Each passage in this group is followed by questions based on its content.

发表于:2019-02-21 / 阅读(178) / 评论(0) 分类 实用英语

Chinese Academy of Sciences successfully launched a new sounding rocket, Kunpeng-1B, in Hainan Danzhou early Wednesday. The rocket reached a flight height of 300 kilometers for the first time. Its arrow configuration of altitude control system and ca

发表于:2019-03-12 / 阅读(275) / 评论(0) 分类 cctv9英语新闻2016年
学英语单词
2-hydroxyethyl-ethylenediamine-triacetic acid
accept the face of
anarchically
antifascisms
ardoes
ats (alarm trip settings)
be beside oneself
be straining at the leash
BEPA
birdcage masks
bitterings
braking deviation
Bulletin of the Astronomical Institutes of Czechoslovakia
bullionless
cable burying machine
ceramic lamp
Cesuras
Chloralate
chromonuclcoprotein
cold flow of rubber
combat trousers
coolant impurity
Cunault
D antiscorbutic factor
defect formation
delivered sound
dithiocarbamate accelerator
dosimetry of western medicine
drightens
eddy card memory
effective impedance
eka-hafnium
electronic magneton
enterocystocele
erosion-resistant channel
fluminal
fore-and-aft angle
FORTRAN symbol
functional model
funicule
genus procniass
giffen paradox
grant-back
head area
Hillegem
hinokione
hostmask
illogics
institute of management accounting
Isometamidium
itsy
lalapalooza
large cross-section tunnel
Ljungstrom tri-sector regenerative air preheater
longitudinal magnetic flux
lysophosphatidylinositol
Malinowskian
moment index
Montebello Vicentino
motone
narrow exchange rate margin
national agency
neck-piece
neurotoxin
Obon
optical display and storage techniques
paracopyright
phosphor-coated drum
piece of anode plate
platinum sesquisulfide
price support program
probationer nurse
Quinkan
radial fault
radioactivity strength
rated output capacity
reactogen
redingtonite
rhopalopsyllus cavicola
round of applause
secs.
separately heated cathode
signal box
space magnetic field
space writers
specialized topic
stoneware for industrial purposes
subsidiary cell
surefast
sweet gum tree
sweet willam catchfly
taddonio
tantalum(iv) oxide
tionship
trioval
unallowably
uncontrolled join
unequal fission process
unnecessitating
velcroed
viperid
water-splitting