n. 杂质(impurity的复数)
n worthless or dangerous material that should be removed
n the condition of being impure

impurities的用法和样例:

例句

用作名词(n.)
  1. Filtering the water removed some of its impurities.把水过滤一下除去了一些杂质。
  2. Workers are removing impurities from silver.工人们正去除银中的杂质。

As parts of China continue to be engulfed by choking smog, many are turning to traditional Chinese medicine to combat the pollution's effect on their health. 在中国仍有部分地区被雾霾笼罩之际,一些人开始转向中医,以对抗污染

发表于:2019-01-03 / 阅读(111) / 评论(0) 分类 实用英语

Gra-ti-tude. 感激。 Savor it on your tongue. 用舌尖轻尝。 The sound alone instills satisfaction. 仅是声音便让人心满意足。 Feel it in your heart. 用心感受。 Notice a soothing warmth wash over you. 体会这一袭抚慰身心的

发表于:2019-01-08 / 阅读(64) / 评论(0) 分类 实用英语

Gra-ti-tude. 感激。 Savor it on your tongue. 用舌尖轻尝。 The sound alone instills satisfaction. 仅是声音便让人心满意足。 Feel it in your heart. 用心感受。 Notice a soothing warmth wash over you. 体会这一袭抚慰身心的

发表于:2019-01-08 / 阅读(58) / 评论(0) 分类 实用英语

Oil Refining An important new industry, oil refining, grew after the Civil war. Crude oil, or petroleum - a dark, thick ooze from the earth - had been known for hundreds of years, but little use had ever been made of it. In the 1850's Samuel M. Kier,

发表于:2019-01-08 / 阅读(84) / 评论(0) 分类 英语小短文

DEVELOPMENT REPORT - Shining a Light on Water to Prevent Infections By Jill Moss / Broadcast: Sun, 11 Nov 2007 16:00:00 UTC This is the VOA Special English Development Report. Viruses, bacteria and other organisms in dirty water sicken hundreds of m

发表于:2019-01-11 / 阅读(70) / 评论(0) 分类 VOA慢速英语2007年(十一)月

Dairy farmer, researchers look for ways to power cars with bio-gas from cattle Tom Banse | Bellingham, Washington 23 February 2010 Dairy owner Darryl Vander Haak turns cow manure into 'bio-gas' which burns like natural gas in a small electric power p

发表于:2019-01-13 / 阅读(83) / 评论(0) 分类 VOA标准英语2010年(二月)

Gra-ti-tude. 感激。 Savor it on your tongue. 用舌尖轻尝。 The sound alone instills satisfaction. 仅是声音便让人心满意足。 Feel it in your heart. 用心感受。 Notice a soothing warmth wash over you. 体会这一袭抚慰身心的

发表于:2019-01-17 / 阅读(72) / 评论(0) 分类 英语美文

24In the ninth year, in the tenth month on the tenth day, the word of the LORD came to me: 2Son of man, record this date, this very date, because the king of Babylon has laid siege to Jerusalem this very day. 3Tell this rebellious house a parable and

发表于:2019-01-17 / 阅读(72) / 评论(0) 分类 圣经旧约 以西结书

雅思口语part1往往被同学们认为是雅思口语三部分中较容易的部分。实际的确如此,part1 的难度最低,话题贴近生活,在这一答题过程中更易于同学们进入口语对话状态。但对于英文基础较差的

发表于:2019-01-18 / 阅读(100) / 评论(0) 分类 雅思英语

Bon viveurs worried about spoiling their shirts at supper will be able strip off and feast in the nude when Londons first naked restaurant opens this summer. 担心在晚餐时弄脏衬衫的饕餮食客们可以放心了,今年夏天伦敦第一家裸

发表于:2019-02-01 / 阅读(58) / 评论(0) 分类 阅读空间

说人笨,那个人肯定会不高兴,就好像英语中直接说别人 dumb,stupid,那肯定要惹来一顿麻烦了。今天我们来学一个委婉的笨。 Not the brightest bulb按字面直译是并非最亮的灯泡 ,但它实际的意思

发表于:2019-02-03 / 阅读(63) / 评论(0) 分类 实用英语

西弗吉尼亚州的化学泄露影响仍在 CHARLЕSTON In the U.S. state of West Virginia, a major chemical spill that contaminated a river supplying water to hundreds of thousands of people is slowly dissipating. Officials say the water restricti

发表于:2019-02-04 / 阅读(57) / 评论(0) 分类 英语新闻

China has conducted a nationwide campaign to crack down on refined oil smuggling. As of Friday, more than two thousand marine police, anti-smuggling police and armed policemen in eight cities have captured more than 250 suspects and seized 440-thousa

发表于:2019-02-05 / 阅读(67) / 评论(0) 分类 英语新闻

英汉两种语言都有被动语态,但由于表达习惯上的差异,英语往往习惯用被动语态来表达,而汉语则和主动语态来表达。 如:That young man cannot be relied upon.译成汉语就应该是那位年轻人不可信赖

发表于:2019-02-09 / 阅读(59) / 评论(0) 分类 英语笔译

英汉两种语言都有被动语态,但由于表达习惯上的差异,英语往往习惯用被动语态来表达,而汉语则和主动语态来表达。如:That young man cannot be relied upon.译成汉语就应该是那位年轻人不可信赖

发表于:2019-02-12 / 阅读(57) / 评论(0) 分类 实用英语

Gurry, so called, is a term properly belonging to right whalemen, but sometimes incidentally used by the sperm fishermen. It designates the dark, glutinous substance which is scraped off the back of the Greenland or right whale, and much of which cov

发表于:2019-02-17 / 阅读(54) / 评论(0) 分类 白鲸记

Good little girls ought not to make mouths at their teachers for every trifling offense. This kind of retaliation should only be resorted to under peculiarly aggravating circumstances. If you have nothing but a rag doll stuffed with saw-dust, while o

发表于:2019-02-18 / 阅读(85) / 评论(0) 分类 阅读空间

When you were child you had a pure mind; the mind which was free from worries and anxieties. As the time passed, you were influenced by several social, personal, familial and official crises such as financial complications, broken relationship, lack

发表于:2019-02-18 / 阅读(75) / 评论(0) 分类 英语美文

When you were child you had a pure mind; the mind which was free from worries and anxieties. As the time passed, you were influenced by several social, personal, familial and official crises such as financial complications, broken relationship, lack

发表于:2019-02-25 / 阅读(71) / 评论(0) 分类 英语美文

Oil Refining An important new industry, oil refining, grew after the Civil War. Crude oil, or petroleum -- a dark, thick ooze from the earth -- had been known for hundreds of years, but little use had ever been made of it. In the 1850's Samuel M. Kie

发表于:2019-02-25 / 阅读(92) / 评论(0) 分类 双语有声阅读
学英语单词
-merism
accounts due from affiliated company
Acetylcoumarin
Aksuat
all air heat recovery system
anti-vivisectionist
apartheid
apical rosette
arteria profunda femoris
automatic base control
bathing beauties
bicmos memory circuits
biennis
bilateral Laplace transformation
bismuthic compound
bivariate normal random variable
Calabardina
calcigerous glands
came down with
chauvenets criterion
chlorophorus quinquefasciatus
chutty
circumobresistance
Clotho
conclusion of the business
conteh
cross over valve
debaptism
declutch shift shaft
deden
depilating
dichloro-hexafluorobutane
double interaction
Dromornis
dynamical heeling angle on cushion
end bulb
enjoy the esteem of others
enlightment
extract, transform and load
gouvernement
gymnospermism
hermetically-sealed instrument
heusner
hiplength
increased amount
intertransversarii laterales lumborum
Jabīsah, Jab.
knell
konhou
lavan
limiting fuse
Mandrillus
microphone equipment
mounted moldboard plow
multiinput
municipalizer
musculus opponens digiti quinti pedis
national database language
needle instrumenter
nitre (niter)
non assertive
non-motor
NOR-QD
Nuda
obukhov
oral medication
over-raucht
paroxysmal pain
partitive ablatives
phone systems
plesiotrochus acutangulus
port dues
post-plot
postmortem putrefaction
prenex
Procne
pulled your leg
pulmonary embolisms
purines
qutient
razr
redfields
single-drive pulley
sinus hepatici
speed bags
spheric wheel vehicle
stolz
straighthorn
subwatering
superconducting winding
swept gain
switching impulse voltage withstand test
tsonga
turnup
vapor-phase reactor
variable-density soundtrack
ventricular hypertrophy
vertically increased width
wfp
Wildrice
witkop-brearly-gwntry syndrome
zymoplasm