na. 闪光管
[网络] 闪光灯;闪光灯管;海曼闪光灯管

[全屏观看] 点击右键- 另存为 可保存这个Flash影片 Sorry,there is not text temporarily, Please helptingroom to look for it! Thank you!!

发表于:2018-11-27 / 阅读(505) / 评论(0) 分类 新概念英语第二册Flash

发表于:2018-11-27 / 阅读(347) / 评论(0) 分类 新概念英语第二册Flash

发表于:2018-11-27 / 阅读(335) / 评论(0) 分类 新概念英语第二册Flash

发表于:2018-11-27 / 阅读(351) / 评论(0) 分类 新概念英语第二册Flash

发表于:2018-11-27 / 阅读(343) / 评论(0) 分类 新概念英语第二册Flash

Dad, Can You Tell Me How to Get Rich? My dad put down the evening paper. Why do you want to get rich, son? Because today Jimmy's mom drove up in their new Cadillac, and they were going to their beach house for the weekend. He took three of his frien

发表于:2018-12-06 / 阅读(154) / 评论(0) 分类 动物街64号 Zoo Lane 第一季

By Paul Sisco Washington D.C. 24 January 2008 Wing Power, wave power, people power. Italian inventor Lucien Gambarota tries to capitalize on all three. VOA's Paul Sisco explains in this week's Searching for Solutions report. Lucien Gambarota is a vis

发表于:2018-12-16 / 阅读(171) / 评论(0) 分类 VOA标准英语2008年(一月)

Lesson 97 The Body 第97课 人体 If you wish to keep your body healthy, you must learn something about its inside as well as about its outside. 你想要有一个健康的身体, 那就不仅需要了解它的外部结构, 更要明白它的内在构

发表于:2018-12-18 / 阅读(104) / 评论(0) 分类 英国学生科学读本

插座、插头和其它连接物(电器连接) Sockets, plugs and other contacts [electric connections] 插头、插座及其他接触器(电接头) Plugs, sockets and other contacts [electric connections] 表面覆有带电导体的玻璃 Glass

发表于:2018-12-18 / 阅读(135) / 评论(0) 分类 英文语法词汇

Bottled water companies often brag about the purity of their drinks. Just imagine if they found a water source that's been cut off from the outside world for well over a billion years. Well, scientists have discovered just that, in isolated reservoir

发表于:2018-12-24 / 阅读(121) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Asbestos increases the risk for certain cancers. The fibers are thought to do so by skewering cells, setting off chemical reactions that lead to inflammation,

发表于:2018-12-24 / 阅读(165) / 评论(0) 分类 Scientific American(九)月

Elon Musk's Hyperloop is getting its first working test track When Elon Musk, the PayPal billionaire, announced his plans for a near-supersonic transport system of passenger capsules levitating inside tubes it sounded like science fiction. Now the co

发表于:2018-12-28 / 阅读(103) / 评论(0) 分类 英语PK台

85 新功效的抗生素在加州诞生 DATE=8-15-01 TITLE=SCIENCE REPORT - Designer Antibiotics BYLINE=Jerilyn Watson (Start at 1'04

发表于:2019-01-02 / 阅读(213) / 评论(0) 分类 科技之光

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

发表于:2019-01-08 / 阅读(209) / 评论(0) 分类 Scientific American(四)月

drain作名词的时候可以指下水道。看见go down the drain这个习惯用语,你头脑里可能会出现这样的情景:有个人在洗澡的时候不小心把手上的钻戒滑落到浴缸排水孔里,在他还没来得及作出反应的

发表于:2019-01-08 / 阅读(132) / 评论(0) 分类 美国俚语

Todd: OK so, here we go, now Terry you were saying that you went from Vancouver to San Diego. How many days did that take? Terry: Um, the total trip took 42 days but that included one day on the bus up and then one day on the bus back so 40 days on t

发表于:2019-01-08 / 阅读(145) / 评论(0) 分类 原版英语对话1000个

27 [全屏观看] 点击右键- 另存为 可保存这个Flash影片

发表于:2019-01-09 / 阅读(226) / 评论(0) 分类 少儿英语Flash

我们前两次讲了几个带有up这个词的习惯用语。今天要讲的习惯用语却都有和up相对的词: down。 Down这个词最常用的解释是往下。 比方说在今天要学的第一个习惯用语里:go down the drain。 Drai

发表于:2019-01-14 / 阅读(199) / 评论(0) 分类 美国习惯用语

类缘何而来?猩猩?还是猿?要追溯到更远的话,应该是单细胞生物吧! 纳尼!还不对? 那究竟是什么呢? 今天的节目将为您讲述生命的起源 Life Traces in Lava Don: Can I ask you something, Ya?l? Ya?l

发表于:2019-01-26 / 阅读(119) / 评论(0) 分类 英语听力文摘 English Digest

今天我们要学的词是 flash sale。Flash sale 是限时抢购,也叫闪购。有研究显示,Accessories are among the most sought after items on flash sale sites. 闪购网站上,服装配饰属于最抢手的商品。Flash sale web site

发表于:2019-02-18 / 阅读(154) / 评论(0) 分类 英语单词荟萃
学英语单词
a two-edged weapon
antialiases
army education program
asbestos-contaminated
Balanites
black mild steel pan head rivet
bloodsaw
body clothes
broken country
byelaazyorsk (belaazyorsk)
certified nursing assistant
child-prodigy
China Lake
cyst wall
Dab(Longhead)
depredating
Dorrco filter
double reduction gearbox
equidensite technique
error correction
exacting limit
felo-de-ses
FET mixer circuit
film blanc
gain of night vision instrument
gas-solid interaction
gastrofiberoscopy
ground interregation
gulpings
Habenaria rostrata
Hansen Mountains
hearing
high frequency dryer
Holden permeability bridge
humid soil
icefishing
in speciality
inviting suspicion
Kayes, Reg.de
Keating-Hart's method
keep one's temper
key seat(ing)
keying error rate
labor disturbance
Laughton, Charles
learning organization
line engravings
Lyencephaly
lytic agent
make it a rule to do something
mud sand content meter
N,5-hydroxymethyltetrahydrofolic acid
noblesse oblige
non-freezing lubricant
Novomalyklinskiy Rayon
oil sampling
oxamido
p65pakkinase
Pent Pentagon
phacocele
pilchard oil
power augmentation mode
prestressed concrete
prew
psychological order
pull string switch
pulpose
recursive descent data flow analysis
resource allocation policy
Rheinberg
ripening degree
roof of oral cavity
root-squaring process
scuff up
self-loading trailer
serpentine-schist
short message
slip test
sniffle valve
sociopragmatists
space time quantization
span-new
spar deck vessel
spark at breaking
speaker recognition
SS.D.
St Andrews's cross
St Lawrence, G.of
STAT5-L
sulphur bearing steel
swing angle
take a leaf out of someone's book
telecom service
teler
telluric effluvium
tetrasilicate
Thelonius Monk
trichodangiitis
twech
unbowable
vertical coorsinate plane
Zenkevich Rise