相反电荷

opposite charges的用法和样例:

例句

  1. The charge on a colloid can sometimes be neutralized by addition of molecules of opposite charge which have the ability to absorb onto the colloid.在胶体中加入一些能够吸附在它上面的带相反电荷的分子,有时可以中和其电荷。

Unit Fifteen [00:04.21]shopping [00:06.92]1.Listen to the short dialogue on the tape. [00:12.77]Fill in the missing information. [00:16.51]A Can I have a stamp for this letter, please? [00:21.86]B Where's it to ? [00:23.90]A Switzerland. [00:26.15]B

发表于:2018-12-07 / 阅读(170) / 评论(0) 分类 教你怎么听

发表于:2018-12-07 / 阅读(124) / 评论(0) 分类 知性英语

To Own Or Not To Own? 枪枝管制 by Kevin Lustig In light of the recent shootings at Virginia Tech, a lot of attention has been paid to the issue of gun laws. Could stronger gun laws _(1)_ this tragedy? Nobody can say for sure. Looking at the resul

发表于:2018-12-08 / 阅读(189) / 评论(0) 分类 常春藤解析英语

[00:05.07]第二课 公园多乐趣 [00:10.14]A What can you see in the park? [00:15.20]A 在公园你看到了什么? [00:20.27]There are swings. [00:23.21]有秋千. [00:26.15]They're in front of the slide. [00:30.04]秋千在滑梯面前. [00:33.93]There's a climbing frame.

发表于:2018-12-13 / 阅读(171) / 评论(0) 分类 小学英语深圳双语版三年级

[00:00.00]MODULE 8 Around town [00:01.75]模块 8 小镇周围 [00:03.49]Unit 1 How do I get tothe Forbidden City? [00:05.49]第一单元去紫禁城怎么走? [00:07.48]Listening and vocabulary [00:08.56]听力和词汇 [00:09.65]1 Listen and matc

发表于:2018-12-13 / 阅读(158) / 评论(0) 分类 新标准初中英语第三册

[00:00.61]Unit 6 School Life [00:05.63]Lesson 21 [00:10.71]Exercise 1.2 [00:13.12]When you talk up to my schol, [00:15.22]the first thing you see is the auditorum. [00:17.89]It's next to the entrance. [00:20.13]The offices are opposite the entrance.

发表于:2018-12-29 / 阅读(387) / 评论(0) 分类 北师大版初中英语七年级上

LESSoN THIRTEEN TEXT A 单词 Insurance policy premium broker Insurance again sth. Agency Estate agent protector---protective---protectionism Consumption -----customer Interrupt---bother Disturbance--

发表于:2018-12-30 / 阅读(246) / 评论(0) 分类 自考英语(一)78讲

1. discrepancy /disˈkrepənsi/ -- disagreement; difference; inconsistency; variation Jack should have had $8 in his wallet, but he had only $6. He could not account for the discrepancy. 杰克皮夹里应该有八块钱,可实际上却只有六块,

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The American television series Seinfeld was famous for its unusual and often strange conversations. These conversations often took place in a diner - a kind of small, informal restaurant. In one program, the character George is sad about where he is

发表于:2019-01-02 / 阅读(159) / 评论(0) 分类 2017年VOA慢速英语(十二)月

常用英语单词词根大全

发表于:2019-01-03 / 阅读(149) / 评论(0) 分类 英文语法词汇

[ti:UNIT 4 Look into Science! Lesson 28: Fill My Plate] [0:00.567]UNIT 4 第四单元 [0:02.629]Look into Science! 走进科学! [0:04.999]Lesson 28: 第28课: [0:07.524]Fill My Plate 把我的盘子装满 [0:15.770]It's time for lunch! 该吃午饭

发表于:2019-01-09 / 阅读(273) / 评论(0) 分类 河北教育初中英语(初中起点)八年级下册

Lesson 24: [00:03.58]What Do You Know? [00:06.95]Have You Seen These Words? [00:11.00]animal [00:13.77]A dog is an animal. [00:17.71]So is a cow.So is an elephant. [00:23.67]duck food [00:28.03]We eat food.We eat all kinds of food! [00:33.70]give [00

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Co-renting with opposite sex vogue 流行 ; 风行 ; 时髦 Co-renting with members of the opposite sex has become very popular among young people in big Chinese cities, such as Beijing, Shanghai, Gua

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The king of the state of Wei had the intention of attacking Handan,the capital of the state of Yue.Ji Liang,a minister of the state of Wei,heard of this and broke off his journey to return to the state of Wei.He went to see the king before

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Why the sun lightens our hair, but darkens our skin? 为什么太阳能把头发晒浅,却能把皮肤晒黑? Why women can't put on mascara with their mouth closed? 为裁磁?吮兆抛炀筒荒苌辖

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BEIJING, March 26 (Xinhua) -- China will curb excessively high funeral charges by regulating the industry and reducing or remitting fees for low-income groups, the Ministry of Civil Affairs (MCA) said Monday. A pricing standard for basic funeral serv

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channel n.海峡, 水道, 沟, 路线vt.引导, 开导, 形成河道;信道,频道 解析:注意,channel大写时特指英吉利海峡 chemical adj.化学的n.化学制品, 化学药品n.化学药品

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Ever Wonder 有没有想过? Why the sun lightens our hair,but darkens our skin? 为什么太阳能把头发晒浅,却能把皮肤晒黑? Why women cant put on mascara with their mouth closed? 为什么女人闭着嘴就不能上睫毛膏? Why

发表于:2019-02-07 / 阅读(145) / 评论(0) 分类 阅读空间

Juninho says reputation tainted by drug charges RIO DE JANEIRO, Oct. 19 (Xinhua) -- Former Brazil international midfielder Juninho says he has had his name unfairly tainted after being cleared of drug charges by a Brazilian sports tribunal on Friday.

发表于:2019-02-08 / 阅读(136) / 评论(0) 分类 英语新闻

In October 2007, 17 people were arrested on Tuhoe land in the Urewera district in the North Island. These people all belong to the Maori iwi Tuhoe or are supporters of the Tuhoe. The police believed they were training for terrorist activities against

发表于:2019-02-25 / 阅读(148) / 评论(0) 分类 新西兰英语
学英语单词
actual range
adenosine hydrolase
advertising copywriter
aero graph plotter
aminofusin
audit history
Bashmakovskiy Rayon
book bindings
borborygmic
chlorosulfolipids
conceptions
contract of compromise
creative federalism
crepidomanes humile
customers deposit
cusum
device input format block
dig a hole
divergence of vector field
dividing knife
do ... homework
Drummond Castle
early buy-in
economic-policy
embargo on ships
endophagic
enter an appeal
exhibition
failure in shear
fair weather current
ffelp
Fieldbus Systems
floating-point status
fractionated precipitation
free-wheeling
front butts
geofluid
germinivirus
Google Doodle
height-balanced binary search tree
Heliothis virescens nuclear polyhedrosis virus
housing feet
Hwei
ice action
imitation-wood plastic
infinitesimal transformation
interlocking key
issue of loan
Japanese tile
left winger
location monuments
loose anti-coupling
majoritarian politics
mantric
marine deposit
meatatarians
microwave therapy apparatus
Mix-O-Vial
murabba
Nick Jonas
non romantic
octahedrally
omnidirectional ranges
order Dermaptera
Oregon oak
phosphatidylcholine(PC)
phthalimide
preliminary test estimator
Pullenreuth
quadrant aerial
quasi arc welding
Rami esophageales
rectilinear movement
reticulaphis distylii
return pin
roll-rate
ronceray
safety impedance
sallyport
self-aligning double row ball bearing
self-phase modulation reduction
sensory threshold
shop weld
spiritus ammoniae anisatus
statistics of random processes
storage rate
styracifolius
supra-occipital crest
surgical cotton
teactor aeroplane
tendon duct winding machine
the campaign
throat-tap flow nozzle
torsion machine
traditionally used by shopkeepers to mark prices
transaction credit
tschinwinskite
unceremoniousness
uncoagulable
Unicorn Bank
Vanzetti's sign
Xiao Hong