机械化氧气切割

[00:06.69]Unit 1 [00:08.32]What are you doing? [00:10.61]Lesson 3 [00:14.45]Learn to Say [00:17.26]Who's that boy? [00:19.80]He's Dick. [00:22.15]What's he doing? [00:24.43]He's cooking noodles. [00:27.56]Who's she? [00:29.98]She's Helen. [00:32.65]W

发表于:2018-12-13 / 阅读(87) / 评论(0) 分类 快乐英语第七册

Can Oxygen Be Toxic?氧气有毒吗? In order for us to live we must have oxygen, so how can it be bad for us? Today we explain how oxygen can be toxic. 氧气是我们生存所必需的,所以它怎么会对我们有害呢?今天我们来解释为

发表于:2018-12-28 / 阅读(106) / 评论(0) 分类 初学者听力文摘精选

Broadcast: Feb 24, 2003 By Jill Moss This is the VOA Special English Development Report. Activists for the rights of women have declared a yearly observance to oppose the cutting of female sex organs.

发表于:2019-01-02 / 阅读(110) / 评论(0) 分类 VOA2003(上)-社会广角

The body of an animal may well be compared with(1) some machine like a locomotive engine. Indeed, the animal body is a machine. It is a machine composed of(2) many parts, each part doing some particular kind of work for which a particular kind of str

发表于:2019-01-07 / 阅读(118) / 评论(0) 分类 英语背诵文选第一册

This is Scientific American's Sixty-Second Science. I'm Christopher Intagliata. Got the minute? A couple million years ago, mammoths migrated north from Africa to colonize Eurasia. Sometime around then a massive ice age kicked inand it was stay warm

发表于:2019-01-08 / 阅读(91) / 评论(0) 分类 Scientific American(五)月

By Tetiana Vorozhko Washington, D.C. 21 December 2007 Christmas trees in the United States are not only a holiday tradition but big business as well. Every year Americans buy some 30 million live trees. They are grown at special farms like the 'Pepe

发表于:2019-01-11 / 阅读(96) / 评论(0) 分类 VOA常速英语2007年(十二月)

我们今天要学的习惯用语都有这个单词:edge。它最常用的意思是边缘,但是在今天要学的第一个习惯用语里edge这个词的意思却是刀剑的刀刃。 今天要学的第一个习惯用语是:on the cutting edge。

发表于:2019-01-14 / 阅读(160) / 评论(0) 分类 美国习惯用语

Grab my hand take one step Come with me no regrets 'Coz we'll fly higher than what you can imagine When your heart is mine, anything can happen You're my baby I know you hear this song No need to worry about us You ain't doing nothing wrong Coz latel

发表于:2019-01-14 / 阅读(89) / 评论(0) 分类 节奏布鲁斯

LULU GARCIA-NAVARRO, HOST: It's not every day that scientists announce a new season. But that's what ocean researchers just did on the west coast. They say waters off Oregon, Washington and California now have a whole season when the oxygen level on

发表于:2019-01-17 / 阅读(86) / 评论(0) 分类 2018年NPR美国国家公共电台10月

On June 3rd, a train loaded with highly volatile crude oil derailed just outside the small town of Mosier in Oregons Columbia River Valley. More than 40,000 gallons of crude spilled out of the train. Some burned away in a 14-hour long fire at the sce

发表于:2019-01-17 / 阅读(112) / 评论(0) 分类 2016年Scientific American(十)月

凭借在iTunes和MySpace的成功,来自美国加州的流行女歌手科尔比凯拉特(Colbie Caillat)的处女专辑《Coco》一经发行便得到了很多歌迷的关注。在美国上市第一周,这张《Coco》共售出5万1千张,在本周的Billboard 200专辑榜中跻身前五名. 在没有与唱片公司签订合约之前

发表于:2019-01-23 / 阅读(199) / 评论(0) 分类 音乐咖啡厅

DEVELOPMENT REPORT - Study Links Custom of Female Cutting to Infertility By Jill Moss Broadcast: Monday, August 29, 2005 I'm Bob Doughty with the VOA Special English Development Report. New research s

发表于:2019-01-30 / 阅读(85) / 评论(0) 分类 农业与发展

Colbie Caillat-Oxygen I came apart inside a world 我在这个由怒气冲冲的人们组成的 made of angry people 世界里支离破碎 I found a boy who had a dream 直到有一天我遇见一个寻梦的男孩 Making everyone smile 他令他身边

发表于:2019-02-02 / 阅读(75) / 评论(0) 分类 好听的英文歌曲

trailblazer cutting edge 今天我们要给大家介绍的两个俗语都有

发表于:2019-02-03 / 阅读(131) / 评论(0) 分类 美国习惯用语

车缝车间 单针平车 1-NEEDLE LOCKSTITCH M/C 单针链缝平车 1-NEEDLE CHAINSTITCH M/C 人字平车 ZIG-ZAG STITCHES M/C 双针车 TWIN-NEEDLE M/C 钮门车 BUTTONHOLE M/C 钉钮车 BUTTON ATTACHING M/C 打枣车 BARTACK M/C 埋夹车 CHAIN ST

发表于:2019-02-04 / 阅读(124) / 评论(0) 分类 实用英语

Oxygen therapy can bring drug-free relief to many Vidushi Sinha | Washington, DC 15 December 2009 A new study shows that breathing pure oxygen can considerably lessen the agony experienced with severe headaches Cluster headaches are described by suff

发表于:2019-02-06 / 阅读(126) / 评论(0) 分类 VOA标准英语2009年(十二月)

听歌学英语:Two Beds and a Coffee Machine(野人花园) Savage Garden (野人花园)是一个来自澳洲的二人组合,他们的演唱事业曾经获得极大的成功,每一首歌都有自己的特色,今天我们来学习一首反

发表于:2019-02-07 / 阅读(138) / 评论(0) 分类 听歌学英语

生活中谁都有遭受挫折、情绪低落、鸭梨山大的时候,那你知道该如何用英语去安慰这些失落、沮丧、精神紧绷的人吗?赶快加入我们的课堂学学吧! 1. Pull yourself together. 振作起来。 2. Keep

发表于:2019-02-09 / 阅读(83) / 评论(0) 分类 英语口语

Now, the VOA Learning English program Words and Their Stories. For todays program, we go into the kitchen! There is a good chance you do not go one day without using a knife. It is an important tool when cooking, and without it, you could not make ma

发表于:2019-02-12 / 阅读(96) / 评论(0) 分类 2019年VOA慢速英语(一)月

I came apart inside a world 我在这个由怒气冲冲的人们组成的 made of angry people 世界里支离破碎 I found a boy who had a dream 直到有一天我遇见一个寻梦的男孩 Making everyone smile 他令他身边的每个人都能展颜

发表于:2019-02-20 / 阅读(83) / 评论(0) 分类 好听的英文歌曲
学英语单词
Agdara
aginer
amplitude-modulated pulse
anesthetic laryngoscope
be pushed around
beginning of astronomical morning twilight
believe someone
bromocresol purple test
Campanian Age
cephal(o)-
Chynava
critical coincidence frequency
curariform drug
dacrocyte
decision free concurrent system
dejection rocks(or formations)
detrani
diethyl (o-)phthalate
disadvantage
discharge electrode
dolichocnemia
dynamic series
dysomma melanurum
early childhood
electron spinning
enabling statute
enchyma
false cope
firrea
future position
gear-stage velocity ratio
gravo-
gyrogonites
high calibre staff
hop back
Hydroaromatic alcohol
in red ink
indicated gauge
intensive training program
interrupted crack growth
iron handedness
ironing-board
ISDN TA
Javans helium-neon laser
k-type thermocouple
knight of the stick
Layer de la Haye
leading graphics
lenend
Les Salines
mammock
Memecylon caeruleum
mining section
multi-roll straightening machine
nail-biting
nonclarified
not to care a thrum
one-to-partial select ratio
Peace Mission
Phenindion
pipe penetration
pneumatic recorder
polytropism
POP-9X
pouch-penny
pretrip inspection
private instructors
pronominal phrase
pulmonary dyspnea
quarry-faced
regular enantiomorphy
rippeds
salt meadow
sea-lanes
sectional cold room
serigne
set subentry
set-off a claim
shark fins
skitched
Snopes
socio-racist
solsticial colure
Songhai languages
specified count
split contract
ssstsastses-s
straddled monorail car
suburb
swivel-hook
text-unit
title page
transformer for electric furnace
trilineatas
two-rail code
unwieldinesses
us cocoa
V process
warning system
wellworn
wheel brake drum
WVO