行星式钢球冲击缩管机

SCIENCE IN THE NEWS - Gore's Movie Heats Up Discussion of Global Warming (and Has His Critics Steaming)By Caty Weaver and George Grow Broadcast: Mon, 3 Jul 2006 16:00:00 UTC (MUSIC) VOICE ONE: This is

发表于:2018-12-07 / 阅读(159) / 评论(0) 分类 2006年慢速英语(七)月

This is Scientific Americans 60-Second Science. Im Christopher Intagliata. Got a minute? Astronomers have already discovered hundreds of exoplanets. But make way for the new kid, which is orbiting a kind of star that models say it shouldnt. Researche

发表于:2018-12-24 / 阅读(187) / 评论(0) 分类 Scientific American(十一)月

Like a phoenix rising from the ashes, astronomers have found a whole new solar system may be forming in the wake of a star's violent death. This is the Hidden Universe of the Spitzer Space Telescope, exploring the mysteries of infrared astronomy wit

发表于:2018-12-30 / 阅读(195) / 评论(0) 分类 国家地理2008年

This is Whats Trending Today. Last week, the American space agency NASA announced it was looking for a Planetary Protection Officer. Many people discussed the job on social media. The Washington Post called the jobs title one of the greatest ever con

发表于:2019-01-02 / 阅读(209) / 评论(0) 分类 2017年VOA慢速英语(八)月

By David McAlary U.S. astronomers have made a finding they say increases the chance that distant stars may harbor planetary systems like our own. They have discovered two planets the size of Neptune e

发表于:2019-01-03 / 阅读(222) / 评论(0) 分类 VOA2004(下)--健康科技

PISCES February I9 to March 20 The Piscean is the ideal silent partner. When actively engaged in a partnership, he is apt to be too indecisive, and either too suspicious or too trusting. His emotions invade everything and they are not clear-sighted.

发表于:2019-01-03 / 阅读(202) / 评论(0) 分类 趣味英语

to play ball on the ball 我们知道,美国人非常喜欢体育,特别是球类运动。他们热衷于橄榄球,垒球,篮球,网球和高尔夫球,等等。每当电视转播精彩球赛

发表于:2019-01-06 / 阅读(305) / 评论(0) 分类 美国习惯用语

now the ball is in your court to start the ball rolling 美国人非常喜欢运动。凡是在各种运动中出类拔萃的人都成了人们心目中的大明星。这些明星的收入每年可以高

发表于:2019-01-06 / 阅读(309) / 评论(0) 分类 美国习惯用语

By Mike O'Sullivan Los Angeles 20 December 2006 The Planetary Society, an organization that promotes space exploration, has teamed up with NASA to send a digital greeting card to Mars aboard the Phoenix lander, an unmanned space probe, on a mission

发表于:2019-01-12 / 阅读(248) / 评论(0) 分类 2006年VOA标准英语(十二月)

Juno Spacecraft Launches Toward Jupiter The U.S. space agency launched the Juno spacecraft from the Kennedy Space Center in Florida Friday, beginning a five-year journey to Jupiter. 3,2,1. Ignition and liftoff of the Atlas 5 [rocket] with Juno on a t

发表于:2019-01-14 / 阅读(242) / 评论(0) 分类 VOA标准英语2011年(八月)

Like a phoenix rising from the ashes, astronomers have found a whole new solar system may be forming in the wake of a star's violent death. This is the Hidden Universe of the Spitzer Space Telescope, exploring the mysteries of infrared astronomy with

发表于:2019-01-22 / 阅读(179) / 评论(0) 分类 自然百科2008年

The Prime Meridian(本初子午线) here is the longitude, the mark on the ground, from which all great voyages are measured. This is the view back to our remarkable home planet/ that the first human out here can look forward to, a distant blue dot l

发表于:2019-01-22 / 阅读(176) / 评论(0) 分类 自然百科2012年

Still, statistically the probability that there are other thinking beings out there is good. Nobody knows how many stars there are in the Milky Wayestimates range from 100 billion or so to perhaps 400 billionand the Milky Way is just one of 140 billi

发表于:2019-01-29 / 阅读(171) / 评论(0) 分类 万物简史

First Solar Sail to be Launched into Orbit from Russian Submarine 俄潜艇首发太阳反射器进入轨道 A solar sail might do for space missions what fabric sails once did for sea travel.It would

发表于:2019-01-31 / 阅读(239) / 评论(0) 分类 VOA2005(下)--环境科学探索

今天又要学两个在总统大选年里新闻界时常会用到的习惯用语,而且这两个习惯用语还是从美国人最心爱的消遣活动: 棒球赛中借用来的。 这两个习惯用语都和用牛皮制成的结结实实的棒球有

发表于:2019-02-05 / 阅读(537) / 评论(0) 分类 美国习惯用语

我们上次讲了几个和棒球赛有关的习惯用语。美国人喜欢棒球,同时也喜爱其它球类运动,所以不仅围绕棒球产生了不少习惯用语,还有更多的习惯用语是以ball - 球,这个词为中心的。这就是

发表于:2019-02-06 / 阅读(278) / 评论(0) 分类 美国习惯用语

Many songs have been written about America's baseball teams. These include the Brooklyn Dodgers, the Philadelphia Phillies, and the Chicago Cubs. Other songs have been written about famous baseball players: Babe Ruth, Jackie Robinson and Joe DiMaggio

发表于:2019-02-06 / 阅读(270) / 评论(0) 分类 英语杂谈

一提到合作,互相帮助,大家肯定都会想到cooperate,help each other什么的,今天我们要来学一个新用法 play ball。 我们知道,美国人非常喜欢体育,特别是球类运动。他们热衷于橄榄球,垒球,篮

发表于:2019-02-06 / 阅读(202) / 评论(0) 分类 实用英语

Scientists Say New Diet May Save Planet From VOA Learning English, this is the Health and Lifestyle report. 欢迎收听美国之音学习英语栏目,这里是健康与生活频道。 Scientists in London say they have found the best diet for both

发表于:2019-02-19 / 阅读(253) / 评论(0) 分类 2019年VOA慢速英语(二)月

We don't smoke marijuana in Muskogee We don't take our trips on LSD We don't our burn draft cards down on Main Street We like living right and being free We don't make a party out of loving But we like holding hands and pitching wood We don't let our

发表于:2019-02-20 / 阅读(198) / 评论(0) 分类 The Voice 美国好声音
学英语单词
accounting theory
alkali lime index
alkali number
ancient sediments
arsonium
ASC (automatic synchronized control)
AVR (automatic voltage regulator)
away games
beyond past all peradventure
button holes
central difference
chrys
circumsciss
column analogy method
comb someone's hair for him
concentration of river network
cone of support
contraclinal valleys
cost fluctuation
desmethylclomipramine
DMA channel
eddy current testing equipment
electrode holders
epiallopregnanolone
ether wave
ferdies
fluid-tight contact
food hygiene management
Guayabero, R.
gun accessory
havgula
herakless
high tension DC potentiometer
holding block
hydrolytic constant
igneous geochemistry
intrasinusoidal
juvenile delinquencies
kia
Laval
LCBO
lunate sandkey
mafikengs
Malus pumila
manther
media trigger
methylophiopogonanone
mileage open to traffic
Mittelbuch
mixture water
montalbano
mozo
MTDC transmission system
mutual pathologic influence
National Savings
non didactic
overestimate
pace-makers
payment-card
peracetates
phase diagram of water
phenylpyrroles
play smash with
potato paracrinkle
pre-paid
programmed repeat
pump amplifier
rflp-pcr
saddle cylinder base
sarawakite
Sazerac
SCHF approximation
screening program
shock test machine
sickle-cell h(a)emoglobin
simple salt
single arm lever
single trip charter
spiny-headed worms
statement mix
statement of sales
stop port
strap laid
striking off lines
susto
systems group
tenthredo taiheizana
Teyogres, R.
tightknits
toothed oak
tritides
tube friction
twinspot
Tynwald
ultra-high resistance and resistivity tester
ungrounded potentiometer
vacuum egg sucker
very loudly
vibrational model
yao pao pao
yawler
yigit