[化] 噻嗪染料

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(60) / 评论(0) 分类 2016年Scientific American(九)月

Archaeologyby Paul MillardArchaeology, like many academic words, comes from Greek and means, more or less, the study of old things. So, it is really a part of the study of history. However, most historians use paper evidence, such as letters, documen

发表于:2019-01-02 / 阅读(105) / 评论(0) 分类 英文杂志-Magazine

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(51) / 评论(0) 分类 VOA标准英语2008年(八月)

A: How may I help you? B: I want to return this video. A: Is that all you need? B: I also need to check this magazine out. A: Youre not allowed to do that. B: I dont understand. A: Its our policy. B: What can I check out? A: Only books or videos. B:

发表于:2019-01-11 / 阅读(67) / 评论(0) 分类 英语情景对话-图书馆

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(70) / 评论(0) 分类 农业与发展

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(60) / 评论(0) 分类 英闻天下
学英语单词
anti-collision service
arc lights
Barus equation
bottom lock
broad band light source
car-headlights
carausius
cathode follower probe
cell(hooke 1665)
coil slot
cold-water accident
colposcopes
concealed surface
connection string
copper-asbestos packing
cross breed
davidia involucrata var. vilnoriana hemsl.
Dawson River
de-ward
deferred constant
Dibondrin
double decline balance method
drying velocity
duckat
e.a.t.
edaphosaurus
Euratoms
fidelist
finishing-line
flat position downhand welding
flowery odour
French roll
full whack
function comparator
functional disorders of diaphragm
gas distributing channel
genuine parts
Ghatal
Gomorrhean
gonadotrop(h)ic
Hermitian form
Hubl number
hunt where the ducks are
Iide-san
integrated recycle heat exchanger bed
international communication association (ica)
ipsalazide
is't
jig-mill
Karārkhera
local anesthesia set
long-baseline system
low distortion
magneticline of force
man advantage
medical cabinet
Methylergobrevin
nannoplankton
net dredge
neuro logical model
normal test mode
operations map
Oroslavje
pasha of three tails
paten
phenyl-fluoride
Pohjois-Karjalan Lääni
pollicitate
quickness
reading-based
record area
recumbent bicycle
retrorsest
revved up
roadie
rubber tired gantry crane
Sedum leblancae
set someone on its feet
sidlauskas
sindic
sofyster
solarz
solid state sweep laser
Spainol
stage treatment
Sursilvan
sympatries
Tax Free Zone
tephrosal
therates fruhstorferi sauteri
thermally activated luminescence
traction bar
transactions velocity
Trubachevo
true zero point
uncommitted crime
unforeseenness
unwarmed
uxorious
Wenckebach's phenomenon
woves