[化] 全合成

total synthesis的用法和样例:

例句

  1. In this paper, the recent advance in the total synthesis of these Garcinia nature products is reviewed.综述了近年来这类天然产物的全合成研究进展。
  2. A diastereoselective version for the synthesis of chiral pyrrolidine and piperidine ring containing compounds was also developed.利用由本项目拓展的方法,我们成功全合成了生物碱石蒜碱及单萜化合物紫牡丹内酯,合成了蛙皮毒素的重要合成中间体。

By Dan Robinson Capitol Hill 12 July 2007 The House of Representatives has approved a resolution calling for the withdrawal of most U.S. combat forces from Iraq by April of 2008. VOA's Dan Robinson reports, action by the Democratic-controlled House b

发表于:2018-12-16 / 阅读(79) / 评论(0) 分类 2007年VOA标准英语(七月)

By Paula Wolfson Washington 12 July 2007 President Bush says there has been mixed progress in Iraq, and is calling for patience as an extra 30,000 U.S. troops take up their duties. VOA's Paula Wolfson reports from the White House. President Bush answ

发表于:2019-01-08 / 阅读(75) / 评论(0) 分类 2007年VOA标准英语(七月)

Iraqi Leaders Hail Signing of Interim Constitution as Historic Kerry Sheridan Iraq's interim leaders signed a new temporary constitution Friday, hailing the document as historic and one that reflects

发表于:2019-01-20 / 阅读(37) / 评论(0) 分类 VOA2004(上)--各类新闻

主餐一道:泛听练习 以下段落是摘自新闻里的一些重要信息,并不是一个段落的听写。空内信息可在本新闻中全部找到,大家可以根据这些信息复述新闻。 一、泛听建议: 1、完整听一遍,掌握

发表于:2019-02-15 / 阅读(92) / 评论(0) 分类 NPR边听边练

今天我们要学的词是interim. Interim is spelled i-n-t-e-r-i-m, interim. Interim 做为形容词,意思是临时的。比如,interim government 临时政府。再比如,The two sides reached an interim agreement that will last for 30 days

发表于:2019-02-18 / 阅读(37) / 评论(0) 分类 英语单词荟萃

From NPR news in Washington, I am Lakshmi Singh. Hundreds of people crowded into a Capital Hill hearing room to hear testimony about proposals to stop gun violence. Former Arizona Congresswoman Gabrielle Giffords spoke today on behalf of shooting vic

发表于:2019-03-15 / 阅读(160) / 评论(0) 分类 2013年NPR美国国家公共电台1月
学英语单词
ACC
adjustable spanner angle
agonizer
alphscope
amoris
anterior gluteal nerve
antichronism
arthrotus hirashimai kimoto
asswaged
Barbacena
be more than a match for someone
borns
cardiges
cellulose casing
centered conic
chromic aquopentammine halide
Chrysolepis
Clara Josephine Schumann
competitive enzyme linked immunosorbent assay
craft-work
cryptococcosis cutis
death-rate
depreciation allowance
differential geared wheel reductor
do one's damnedest
double-label
dumortier
electric-capacity moisture metre
facies palmaris
fecundated
flight line of aerial photography
g.g
Germanisation
Gothic ornament
holked
Hypericum geminiflorum
ill-thewed
interactive colour graphic
j.russell
kidneys
kiskatom
krisuvigite
lateral conical beam
Lofoi, Chutes
meidle
moflo
monoacylation
monthly performance report
O2CO2monitor
observation baloon
oil-brake
original humic acid
out-produce
outweeding
partial-purified
photoelasticmaterial
physiologic scotoma
pomiferas
PP2
prefacing
protolophules
purveyant
quality-control
quemely
radar formula
re-photographing
reciprocal nutritive disjunctive symbiosis
red velvet cakes
reexperiences
relative tape sensitivity
sackcoated
salinity gradient energy
sharpay
shipbuilders' policy
sinking advance
soap grain
soybean seed
squareman
stienstra
stood down
Strensall
Swan Plain
Syndicin
tartarous
terranovas
tetrahedral hybrid orbital
texture coating
the last moment
thermal-shock cracking
Tibet jerusalemsage root
Tinto, R.
total capacity of spray tank
trusteeship councils
two-degrees-of freedom gyro
univalent shift(person 1956)
varmeters
Venkatāpuram
Vevopa
well-testing in oilfield
Wolstonian
zoologico-
zoovirology