音标:[,kæti'lektrәud] ;
[电] 阴极, 负极
n. The negative electrode or pole of a voltaic battery.

My 1) captors continue to 2) taunt me with bizarre little 3) dangling objects. They dine 4) lavishly on fresh meat, while I am forced to eat dry cereal. The only thing that keeps me going is the hope

发表于:2018-11-28 / 阅读(600) / 评论(0) 分类 疯狂英语2002年

发表于:2018-12-01 / 阅读(513) / 评论(0) 分类 Words & Their Stories

morality influence undertake bonus excess vault pudding howl move thigh enterprise icy melody tribute intelligible hurl cavity portray cordial conscientious quantify electrode nose cite

发表于:2018-12-01 / 阅读(486) / 评论(0) 分类 用Mp3背六级单词

This is Scientific American's sixty seconds science, I'm Christopher Intagliata. Got a minute? Instead of installing solar paint on your roof how about just giving a house new paint job of cause you'd have to sure to use solar paint. That's what to a

发表于:2018-12-02 / 阅读(520) / 评论(0) 分类 Scientific American(十二)月

Bacteria Discovered To Recharge Cell Phone A microbe called Rhodoferax Ferrireducens,found in the mud at Oyster Bay,Virginia,has been discovered to transfer electrons directly onto an electrode

发表于:2018-12-18 / 阅读(456) / 评论(0) 分类 有声杂志阅读

[00:00.00]Module 7 ANIMALS [00:05.81]UNIT 3 It's my cat. [00:09.22]1 Listen and read.Then say. [00:13.68]What's that,Feifei? [00:16.01]It's a picture of my cat,Mimi. [00:19.07]She's a very fat cat. [00:21.37]Yes,I know! [00:22.53]But she's cute. [00:

发表于:2018-12-29 / 阅读(547) / 评论(0) 分类 外研社新标准初中英语七年级

[00:02.95]UNIT 4 Liu Hong is running after her cat. [00:07.24]1 Listen and write. [00:10.47]Hu Shan is sick. [00:12.38]His friend is with him. [00:14.27]It's a lovely day, Hu Shan. [00:16.37]Yes, but I'm sick! [00:18.48]Tell me what's happening outsi

发表于:2018-12-29 / 阅读(515) / 评论(0) 分类 外研社新标准初中英语七年级

Time for M.I.T.s Clean Energy Prize. The annual competition gives teams of university students a chance to compete for $200,000 to kick-start their new clean energy business. One finalist designed a compression technology for natural gas wells that w

发表于:2019-01-02 / 阅读(602) / 评论(0) 分类 60秒科学

An antiques collector was passing a small shop when he noticed a cat on the sidewalk out front, licking milk from a saucer. The man immediately realized the saucer was very old and valuable. He steppe

发表于:2019-01-03 / 阅读(497) / 评论(0) 分类 英汉幽默故事选读

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Solar panels typically convert sunlight into electricity or heat. But photosynthetic vegetation converts sunlight into chemical energy. Now M.I.T.s Dan

发表于:2019-01-04 / 阅读(449) / 评论(0) 分类 Scientific American(八)月

to let the cat out of the bag look like the cat that ate the canary 今天我们要给大家介绍的习惯用语是和猫,也就是cat有关的。以后我们还要讲和狗,就是dog有关的俗语

发表于:2019-01-07 / 阅读(595) / 评论(0) 分类 美国习惯用语

PUSSY-CAT AND QUEEN Pussy-cat, pussy-cat, Where have you been? Ive been to London To look at the Queen. Pussy-cat, pussy-cat, What did you there? I frightened a little mouse Under the chair.

发表于:2019-01-09 / 阅读(799) / 评论(0) 分类 鹅妈妈童谣

An antiques collector was passing a small shop when he noticed a cat on the sidewalk out front, licking milk from a saucer. The man immediately realized the saucer was very old and valuable. He stepped into the shop with an uninterested look and aske

发表于:2019-02-07 / 阅读(504) / 评论(0) 分类 趣味英语

Jim let his dog out to relieve himself late one night. He watched some TV, and then remembered to let the dog back in. When he opened the door, he was shocked at what he saw! In his dog's mouth was his neighbor's cat, dead! Bad dog! BAD DOG! said the

发表于:2019-02-07 / 阅读(493) / 评论(0) 分类 趣味英语

A cat caught a cock,and took counsel with himeself how he might find a reasonable excuse for eating him.He accused him of being a nuisance to men,by crowing in the night time,and not permitting them to sleep.The cock defended himself by say

发表于:2019-02-07 / 阅读(543) / 评论(0) 分类 趣味英语

A certain cook,rather more educated than his fellows,went from his kitchen one day to a neighbouring tavernhe was of a serious turn of mind,and on that day he celebrated the anniversary of a friend's death-leaving a cat at home,to guard his

发表于:2019-02-07 / 阅读(507) / 评论(0) 分类 趣味英语

Once upon a time there was a sleek tabby cat.She lived in a small house in the town with a handsome young man.He was always very kind to her.He gave her milk to drink and pieces of fresh fish and meat to eat.He let her play in the garden duri

发表于:2019-02-07 / 阅读(500) / 评论(0) 分类 趣味英语

Dick and His Cat I Once there was a boy called Dick. He was very poor: his father and mother were dead and he had no friends to help him. One day he heard some men speaking: one man said, I shall go to London, for London is a very big city, and its s

发表于:2019-02-07 / 阅读(793) / 评论(0) 分类 趣味英语

An old woman had a cat. The cat was very old; she could not run quickly, and she could not bite, because she was so old. One day the old cat saw a mouse; she jumped and caught the mouse. But she could not bite it; so the mouse got out of her mouth an

发表于:2019-02-07 / 阅读(543) / 评论(0) 分类 趣味英语

There were many mice in a house. The man of the house got a cat. The cat killed many of the mice. Then the oldest mouse said, All mice must come to my hole tonight, and we will think what we can do about this cat.' All the mice came. Many mice spoke,

发表于:2019-02-07 / 阅读(507) / 评论(0) 分类 趣味英语
学英语单词
apological
aquatic food biochemistry
as slow as molasses
bank premises and equipments
betterball
blue skullcap
charlatanically
circular foundation
circumferential prestressing
coal blending test
combination stack
counter stress
counter-counter measures
cruzcampo
debridings
default file code
dioxy
double sided quad density disk
electroencephalographers
electroexcitation
ellagene
emergency cut-off button
exhausting system
favorable condition for car rolling
ferro-silicon-nickel
fetoscopic
field emitter display
field-failure protection
flector
fluid drives
Fresnel reflection coefficient
full core load
go jogging
hal-le-lu-jah
hard lead alloy
have a show of
have sth up your sleeve
hearing limit
heat transfer
hinerfeld
huffer
human brain
hybrid RC networks
hyperon production
in-core ion chamber
incremental program
jack-engine
jarjus
jewel-osco
Kobra
l. s. lowries
lum-sum purchase
magnetic field strength transducer
mainframe memory
make out her case
management trade union
matters of aggravation
Merrill-Crowe process
methorphan
middle seat
mollifying
mosquegoers
muadhdhins
multieffect vacuum distillation process
network domain
neutralisation
night-service desk
number portability
opinion-maker
Owendo
package filling factor
permanent hotbed
permanent personnel
pH transducer
potassium dihydrogen phosphite
programme evlution
punctuational
radio compass bearing indicator
rasyn
recolored
reproachable
schedule of variable cost
sound(frequency)spectrum
Spilamberto
spissy
stitchmeal
swellness
swinging propeller
syphilis of lung
terminal access network
tihar
tildies
total gauge pressure
toxic vertigo
tropostereoscope
tryce
Umm ar Raghībah
unacceptabilities
unit volume change
unlawful association
Walker cell
windows of opportunity