[化] 金属配位染料
词型变化:名词复数形式 : metallized dyes

零起点英文启蒙Blackcat黑猫出版社Earlyreads系列29本 ( PDF文本下载 ) 更多儿童英语: 哈哈美语 棒棒学英语

发表于:2018-12-06 / 阅读(241) / 评论(0) 分类 Sight Word Kids 幼儿英语常见字5B

零起点英文启蒙Blackcat黑猫出版社Earlyreads系列29本 ( PDF文本下载 ) 更多儿童英语: 哈哈美语 棒棒学英语

发表于:2018-12-06 / 阅读(236) / 评论(0) 分类 Sight Word Kids 幼儿英语常见字5B

零起点英文启蒙Blackcat黑猫出版社Earlyreads系列29本 ( PDF文本下载 ) 更多儿童英语: 哈哈美语 棒棒学英语

发表于:2018-12-06 / 阅读(272) / 评论(0) 分类 Sight Word Kids 幼儿英语常见字5B

零起点英文启蒙Blackcat黑猫出版社Earlyreads系列29本 ( PDF文本下载 ) 更多儿童英语: 哈哈美语 棒棒学英语

发表于:2018-12-06 / 阅读(248) / 评论(0) 分类 Sight Word Kids 幼儿英语常见字5B

零起点英文启蒙Blackcat黑猫出版社Earlyreads系列29本 ( PDF文本下载 ) 更多儿童英语: 哈哈美语 棒棒学英语

发表于:2018-12-06 / 阅读(406) / 评论(0) 分类 Sight Word Kids 幼儿英语常见字5B

零起点英文启蒙Blackcat黑猫出版社Earlyreads系列29本 ( PDF文本下载 ) 更多儿童英语: 哈哈美语 棒棒学英语

发表于:2018-12-06 / 阅读(243) / 评论(0) 分类 Sight Word Kids 幼儿英语常见字5B

零起点英文启蒙Blackcat黑猫出版社Earlyreads系列29本 ( PDF文本下载 ) 更多儿童英语: 哈哈美语 棒棒学英语

发表于:2018-12-06 / 阅读(260) / 评论(0) 分类 Sight Word Kids 幼儿英语常见字5B

零起点英文启蒙Blackcat黑猫出版社Earlyreads系列29本 ( PDF文本下载 ) 更多儿童英语: 哈哈美语 棒棒学英语

发表于:2018-12-06 / 阅读(267) / 评论(0) 分类 Sight Word Kids 幼儿英语常见字5B

Many people remember the colors of the rainbow by the acronym ROY G. BIV. For red, orange, yellow, green, blue, indigo and violet. Well, the color indigo just made news. Indigo gets its name from the plant Indigofera tinctoria and its relatives, whic

发表于:2018-12-24 / 阅读(191) / 评论(0) 分类 2016年Scientific American(九)月

Cesar Chavez Organized the First Successful Farm Workers Union in America Written by Robert Brumfield (MUSIC) VOICE ONE: Im Nicole Nichols. VOICE TWO: And Im Steve Ember with the VOA Special English Program, People in America. Today we tell about one

发表于:2019-01-02 / 阅读(181) / 评论(0) 分类 名人轶事

[全屏观看] 点击右键- 另存为 可保存这个Flash影片 Description: Metal Sonic is flying through space and comes to an asteroid field, you need to help him blast his way through without getting hit or its game over. Instructions: Move: Up

发表于:2019-01-08 / 阅读(265) / 评论(0) 分类 Daily Free Games

Australian scientists say an organic compound used by Indian women to paint dots or bindi on their foreheads could hold the key to a breakthrough in cancer treatment. Rose Bengal was first used in the early 1900s as a dye for food, textiles and cosm

发表于:2019-01-11 / 阅读(159) / 评论(0) 分类 VOA标准英语2008年(八月)

Topics: Airport X-ray machines, Guinness Book of World Records, to be under siege, to run like butter, girlfriends, to trade up Words: checkpoint to scan pat-down metal detector privacy strip search wand to go off reference books brewery to compile h

发表于:2019-01-22 / 阅读(130) / 评论(0) 分类 美语听力 English Cafe

DEVELOPMENT REPORT - Bringing Color to Life With Natural Dyes By Jill Moss Broadcast: Monday, August 15, 2005 I'm Barbara Klein with the VOA Special English Development Report. Dye can bring a little

发表于:2019-01-30 / 阅读(201) / 评论(0) 分类 农业与发展

今天我们要学的词是, authorized。 Authorized, 是指经过授权的。An authorized agent, 就是授权代理。最近,美国联邦政府把伊利诺伊州政府告上了法庭。The state wants to bar employers from using a federal databa

发表于:2019-02-02 / 阅读(152) / 评论(0) 分类 英语单词荟萃

By David McAlary Washington 13 July 2006 We often hear that imagining something will not make it so. But scientists have now overturned that adage, making a science-fiction dream come true. U.S. researchers have shown that a paralyzed patient can us

发表于:2019-02-03 / 阅读(216) / 评论(0) 分类 2006年VOA标准英语(七月)

An investigation has revealed six garment manufacturers in Shanghai have made school uniforms using toxic dye. The city's quality watchdog says it found aromatic amine dye in uniforms sold to 21 primary and middle schools across the city. China's nat

发表于:2019-02-14 / 阅读(190) / 评论(0) 分类 英闻天下

Topics: Famous Americans - Bobby Fischer; Kiss; barely versus scarcely; polite phrases used to refer to death; situation versus circumstance Words: chess match grandmaster child prodigy rivalry collusion seclusion to defend (ones) title to revoke hea

发表于:2019-02-15 / 阅读(130) / 评论(0) 分类 美语听力 English Cafe

The Cleaning Power of Soft Drinks! 饮料的神奇清洁能力 Lets begin with a cleaning tip: If you have some tarnished or corroded brass that you want to clean, an old brass candlestick for example, you can use Coca-Cola, or any other cola soft dr

发表于:2019-02-24 / 阅读(152) / 评论(0) 分类 英语听力文摘 English Digest

Why Stainless Steel Does Not Rust But Other Metals Do? 不锈钢(Stainless Steel)指耐空气、蒸汽、水等弱腐蚀介质和酸、碱、盐等化学浸蚀性介质腐蚀的钢,又称不锈耐酸钢。实际应用中,常将耐弱腐蚀介质

发表于:2019-02-24 / 阅读(217) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
404 error
Achromobacter ambiguum
ameloblastoma of basal cell type
aminoethanesulphonic
amylolytic enzymes
amylopsin test
axial fiber
Aïn Djeloula
babylonia feicheni
biliary diabetes
blowdown water purification circuit
catenation string
cellulosic material
circulus Willisii
co-extension
colligend ion
counter regulation
crude evaluation
diffused type semiconductor strain gauge
Dikoor
distributed authentication security service
dock from
engelking
erythrinan
Eukraton
euryzone
exd
exfoliating
fecaluria
feudalized
floating tube sheet
floor layers
fork and blade connecting rod
galv. galvanization
general power
harped
irregular movement
Kinsha
lasioglossum sakishima
Leptostachya caudatifolia
Lex posterior derogat priori.
local separation
love grass
Lumbis
maneuvering ship
massifications
mejicanos
mitad
modificand
mortress
mouamba
multipurpose grease
MYOB
n-line-connected graph
neutronography
nonaristocratic
nonextraneous
nonprocreating
nozzle filler block
O.S.F.
Octachloronaphthalene
on-line management information system
onliness
orders to the helmsman
parallel cousin
parallelflow
pentacyclic triterpene
petrol overflow tube
physiologizing
public reservoir
recounsel
rectoperineal fistula
REV/MIN
rigid shaft coupling
rock asphalt pavement
run of plate
share wing
side hammer
social drinker
sprue runner
strap stub
structure calculation
subway network
sunk fillet mould
superfluitant
syllable-initial
talk sb into doing sth
tellings
thayl
the dai nationality
third-octave filter set
total bulk
transcoloration
transducer evaluation facility
unauthentical
variable damping system
vasili
ventrohysteropexy
vinyl monomer
virtual waiting time process
wevils
what do