[化] 脱羟基; 脱羟基作用
词型变化:名词复数形式 : dehydroxylations

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? On June 4th we told you about iron snowflakes on Mercury. Today we have some radical news about the atmosphere of Venus. Literally, a radical is a molecule that reacts e

发表于:2018-12-24 / 阅读(49) / 评论(0) 分类 Scientific American(六)月

A South Korean official says North Koreas leader commented that he is committed to denuclearization of the Korean Peninsula. National security advisor Chung Eui-yong also said that the leaders of North and South Korea are to meet in the capital of No

发表于:2019-01-03 / 阅读(66) / 评论(0) 分类 2018年VOA慢速英语(九)月

Erythromycin,红霉素 Azithromycin,阿奇霉素 Clarithromycin,克拉霉素 Fluoroquinolones and their derivatives (e.g. levofloxacin),多西环素(如:脱氧土霉素) Tetracyclines (e.g

发表于:2019-01-03 / 阅读(45) / 评论(0) 分类 医务英语

分集介绍:导数,商数,正弦和余弦 Derivatives.of.products.quotients.sine.cosine

发表于:2019-01-05 / 阅读(286) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

THE MAKING OF A NATION - February 14, 2002: Inauguration of Franklin Roosevelt By David Jarmul VOICE 1: THE MAKING OF A NATION -- a program in Special English by the Voice of America. (Theme) American

发表于:2019-01-11 / 阅读(54) / 评论(0) 分类 The Making of a Nation

BEIJING, May 9 (Xinhua) -- The State Council, China's cabinet, said on Wednesday that the country will step up efforts to promote informatization development and strengthen information security. Speeding up the construction of informatization and bui

发表于:2019-02-18 / 阅读(53) / 评论(0) 分类 英语新闻
学英语单词
.green
Al 'Uqayr
ascensional
Atlantic sardine
autocephaly
back scatter beta gauge
belly-pinched
bistatic acoustic sounder
botrytis paeoniae oudem.
cabul
caff
call-to-arms
can coiler
capacitive storage welding
castor oils
cattleguard
cellotetrose
Chicagoese
chrysarobins
circumoval precipitation reaction
Commelina suffruticosa
computer aided plant layout
county palatinate
cyberspatiality
Cyrilla racemiflora
D.R.C.
detention warrant
diphenyletherformalde-hyde resin
direct (cotton) dye
direct axis transient internal voltage
dispersoid particle
displacement length ratio
Dominican-American
doubpion silk
ectrotrophic
ethyl p-toluenesulfonate
ex post data
fivefoldness
get into one's head
glucosylceramidase
Halocarpus bidwilli
head unload
high-temperature high-speed developing machine
hillside header
Hough-Powell device
hydrocarbon system
inquirers
Inupiaq
isogamous sexual reproduction
Janakpur
jolt-ram turnover pattern draw machine
Maksheyevo
mcreynolds
media advisory
mistakeless
motion of transport
mutual improvement certificate
negative scribing
nematopagurus spinulosensoris
neoleurosidine
new product adoption process
normal software environment
nurse root grafting
odour
one's bump of locality
osphresiolagnia
p-phenetolcarbamide
permanent-way
pestilential disease
post-normal science
pottock
protocol number
pseudo-random distribution
pythium cucurbitacearum takimoto
rated voltage ratio
Rathvilly
remonstrators
Rimbey
rotary expansion engine
Rānwāla
sand box lever pin
sausages
self blocking
self-mockeries
Seljaland
Sialuria
silkinesses
sinauer
straight thrusts
sweep vector
system interface module
technical requirement
tells
the train of thought
thienofuran
total variation of functional
troopergate
tumourously
tunnel front
vachika (india)
Varmus, Harold
washbaskets