[机] 水射吸尘器

In 2008 astronomers discovered surprising amounts of water molecules where planets were forming near young stars. But how, they wondered, could those molecules survive? They should have been destroyed by ultraviolet radiation. In theory, planetary du

发表于:2018-12-02 / 阅读(92) / 评论(0) 分类 Scientific American(十二)月

When Pablo Penda Sandoval made history with 3 home rounds in game one of the world series his head was probably buzzing but when batters and chilli detroy hit the ball not quite right the next couple of nights it will be their hands that are buzzing

发表于:2018-12-24 / 阅读(73) / 评论(0) 分类 Scientific American(十)月

When Pablo Panda Sandoval made history with 3 home runs in game one of the world series his head was probably buzzing. But when batters in chilly Detroit had the ball not quite right in the next couple of the nets, it will be their hands that buzzing

发表于:2018-12-24 / 阅读(77) / 评论(0) 分类 Scientific American(十)月

She still has jet lag. 她仍然有(坐飞机后因时差产生的)疲劳烦躁感。 jet指喷气式飞机,lag有时间滞后的意思,jet lag指坐飞机后因时差引起的不舒适感觉。jet lag 是不可数名词。

发表于:2018-12-25 / 阅读(91) / 评论(0) 分类 蒋健棠英语实用句子

Mike出差刚回来,被时差折磨得痛苦不堪,向同事Larry咨询缓解时差的好办法。Larry说, Larry: Some people take herbal medicine, but there's really no solid proof that it works. Some people take sleeping pills and try to sle

发表于:2018-12-25 / 阅读(66) / 评论(0) 分类 礼节美语

旱灾的成因与影响 Its signs are subtle and slow: the earth dries; water levels fall; the rains do not come; and the land is gripped by drought. At its most basic, a drought occurs when more water is used than isreplenished. It is a balance bet

发表于:2018-12-26 / 阅读(95) / 评论(0) 分类 自然百科2016年

Experiencing a Drought Fabian: How long do you think this drought is going to last? Lia: I have no idea, but Im not worried. I grew up in the desert. Not having enough precipitation was just a fact of life. Fabian: Yes, but people here arent used to

发表于:2018-12-27 / 阅读(75) / 评论(0) 分类 2015年ESL之日常生活

Its signs are subtle and slow: the earth dries; water levels fall; the rains do not come; and the land is gripped by drought. At its most basic, a drought occurs when more water is used than is replenished. It is a balance between supply and demand,

发表于:2018-12-30 / 阅读(50) / 评论(0) 分类 国家地理2008年

太阳能电池板能通过自发电脉冲震落其灰尘,以确保最大限度的获得光照。 Imagine giant fields filled with photovoltaic solar panels, soaking up rays. The best spots to put such panels are obviously sunny, with little rain.

发表于:2019-01-02 / 阅读(98) / 评论(0) 分类 60秒科学

Water Blankets Forming Planets A study in the journal Science finds much more molecular water in regions where planets are forming around young stars. The mechanism to keep the water from being destroyed by UV radiation appears to involve some of the

发表于:2019-01-02 / 阅读(141) / 评论(0) 分类 60秒科学

I close my eyes only foe a moment and the moment's gone all my dream pass before my eyes curiosity dust in the wind all we are is dust in the wind same old songs just drop of water in an endless sea all we do crumbles to the ground though we refuse

发表于:2019-01-03 / 阅读(197) / 评论(0) 分类 珍藏经典老歌

54 时差对大脑的影响 DATE=6-6-01 TITLE=SCIENCE REPORT- Jet Lag and the Brain BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-04 / 阅读(141) / 评论(0) 分类 科技之光

Mr. Rabbit Kills a Wolf One day all the beasts of the forest came to one place. All the big beasts came, and all the little beasts came. There were horses and cows and rabbits and foxes and ducks and mice and birds, and all the other living things. T

发表于:2019-01-08 / 阅读(111) / 评论(0) 分类 趣味英语

经典歌曲-风中尘埃dust in the wind - kansas I close my eyes only foe a moment and the moment's gone all my dream pass before my eyes curiosity dust in the wind all we are is dust in the wind same old songs just drop of water in an endless sea

发表于:2019-01-10 / 阅读(87) / 评论(0) 分类 经典英文歌曲

空灵的声音,听之仿佛见到月光女神;生灵的氛围,闭眼感到重返伊甸园,莎拉布莱曼就给你这样的感觉,这样的体验! Artist: Sarah Brightman Song: Dust In The Wind I close my eyes, Only for a moment, And the moment's gone All my dreams, pass before my eyes a

发表于:2019-01-10 / 阅读(151) / 评论(0) 分类 音乐咖啡厅

Chapter 5 - The retreat From Smolensk the troops continued to retreat, followed by the enemy. On the tenth of August the regiment Prince Andrey commanded was marching along the highroad past the avenue leading to Bald Hills. Heat and drought had cont

发表于:2019-01-18 / 阅读(44) / 评论(0) 分类 有声英语文学名著

Clouds, they are fluffy, white and full of mystery. Although scientist may have better handle on clouds, even they don't know at all. Because the new study can show that atmosphere gases can help clouds form in a way no one had ever considered. That'

发表于:2019-01-20 / 阅读(55) / 评论(0) 分类 Scientific American(二)月

Mike出差刚回来,被时差折磨得痛苦不堪,向同事Larry咨询缓解时差的好办法。Larry说, Larry: Some people take herbal medicine, but there's really no solid proof that it works. Some people take sleeping pills and try to sle

发表于:2019-02-12 / 阅读(65) / 评论(0) 分类 商务礼节美语

台湾籍旅美老师今天交给我们的句子是: Water left outside can also start growing algae and host mosquito larvae, which will make you sick and is gross to think about, but not as gross as thinking about the dust inside your house landi

发表于:2019-02-22 / 阅读(60) / 评论(0) 分类 留美老师带你每日说英文

Helen : This is Real English from BBC Learning English. Im Helen. ZO : 大家好,欢迎收听今天的地道英语,我是刘佳。 Helen : Today were going to look at words and phrases that have recently become part of the English language. ZO : 要掌握地道的英语,重

发表于:2019-02-26 / 阅读(188) / 评论(0) 分类 地道英语在线听
学英语单词
Anantnag
antimissile measure
arrectores pilorum
ATL
beclobrate
biological unit
block-separating device
bucking bar
cantalupo
cars
caution security
chlorostigmine
claim for indemnification
container garden
counterdefense
crop marks
d'Alembertian
docks
DuBois diet
educative
electric cars
emotional health
exanthem subitum
executive sessions
film-air interface
filmabler
first epistle of peters
fragrant woodsias
gasherbrums
hemiparaplegia spinalis
heptafluoride
high-frequency response pick-up
hippelaph
horse traffic
hydraulic baling press
Il'ich
image zoom
impulse hydroturbine
Indian paintbrush
isocorticosterone
low pressure diamond
Madona
Mareva
Mettelschmerz
Micro-channel architecture
mixed tribunal
mortal mind
mustansiriya
neonatal arthritis
No cross no crown.
non-prescritive nature
nonlipids
obtainings
odonthyalus
overmagnifies
paymentech
perfect numbers
phaopelagile
physarum notabile
pimas
Pitot-tube method
poblador
primping
process-control viscometer
product segmentation
protection survey
put all irons in the fire
quadrivia
quercus nuttallis
real-time control
regulatory tax
Reichstädt
reserve for replacement
Roneograph
rubber surface lubricant
rustlings
scanning spectrophotometer
self-control access
sergei diaghilevs
servicios
slab bridge
sliding valve
snout bow
sodomas
solar cell hybrid system
steadying effect
stern wind
systema excretorium
teahouse
transrepression
tree cottons
triplex receptacle outlet
turf-roofeds
unopenly
usnea ceratinella wain
vector product of vectors
visx
Vogt
water drain valve
wet Willie
whistling note disturbance