查找
首页
英汉
汉英
成语
诗词
诗人
例句
问答
语文书
/
例句
/
Methyl cis - cinnamate was synthesized from ethyl trans - cinnamate by bromination, dehydrobromination, esterification and catalytic hydrogenation.是什么意思?
Methyl cis - cinnamate was synthesized from ethyl trans - cinnamate by bromination, dehydrobromination, esterification and catalytic hydrogenation.
反式肉桂酸乙酯经溴化 、 脱溴化氢 、 甲酯化和催化氢化合成了顺 式 肉桂酸甲醇.
相关词汇
methyl
cis
cinnamate
was
synthesized
from
ethyl
by
bromination
esterification
and
catalytic
hydrogenation
methyl
n. 甲基,木精;
cis
n. 顺式的;
cinnamate
n. 肉桂酸;
was
v. 用来表示某人或某物即主语本身,用来表示某人或某物属于某一群体或有某种性质( be的过去式 ),在,存在,不受干扰;
synthesized
--
from
prep. (表示时间)从…,(表示原因)因为,(表示来源)来自…,(表示分离)与…分离[隔开];
ethyl
n. 乙荃,乙烷基,乙基;
by
prep. 在…旁边,表示方式,由于,经过;adv. 经过,表示保留或保存时用,短暂拜访;
bromination
--
esterification
n. 酯化作用;
and
conj. 和,与,而且,于是,然后,因此;
catalytic
adj. 接触反应的,起催化作用的;n. 催化剂,刺激因素;
hydrogenation
n. 加氢,氢化(作用);
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿,听我陈述解雇他的理由。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
Nothing to be got without pains but poverty.
一份耕耘,一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时,可以向商业票据的背书人要求支付的权力。
相关例句
The earliest demonstration of a celluloid cinematograph film was given at Paris Auguste and Louis Lumiere.
奥古斯特和路易斯·吕米埃在巴黎演示最早的电影片.
Extrapulmonary manifestations include renal angiomyolipomas, lymph node masses, cystic tissue masses, chylous ascites, and uterine fibroids.
肺外主要表现包括肾血管平滑肌瘤, 淋巴结肿大, 囊性软组织肿块, 乳糜样腹水和子宫肌瘤.
Cicero 174. Happiness comes from the health of the soul.
西塞罗174. 幸福来自健全的心灵.
You see I would rather chum with the few mechanics there were in that station.
你们看,我倒情愿与那站上的那几个机修工交朋友.
Try the Dirty Duck for a chummy, cozy pub lunch.
在酒吧亲切舒适的气氛中,享用熏鸭当午餐吧.
a cinematic tour de force
电影杰作
A consistent negative relationship between the CID values of leaves and WUE _ A ( and WUE _ T ) was observed.
叶部的CID值与WUE地上部 ( 和WUE全株 ) 之间呈一致的负相关关系.
The three most important varieties are chrysotile, crocidolite and amosite.
三种最主要的品种是温石棉, 青石棉和铁石棉.
The art direction, cinematography, and lighting stand out especially.
此片的美术及摄影, 灯光尤其特出.
The right pleural cavity is filled with a cloudy yellowish - tan fluid, characteristic for a chylothorax.
图示乳糜胸,右胸膜腔充满 黄褐色 云絮状液体.
Objective : To establish a dissolution method to distinguish polymorphism A and B of cimetidine tab - lets.
目的: 建立能够区分西咪替丁片剂中不同晶型的溶出度试验法.
What why can operation doubleeyelid cicatrization is so perfect become odd?
手术双眼皮为什么会愈合的如此完美变单了?
There are many species of chrysanthemum.
菊花品种很多.
Silkworm chrysalis is the important raw material of silk industry.
桑蚕茧是丝绸工业的重要原料.
热门汉译英
rode
posing
blacked
Twice
went
caused
resembles
son
your
poor
they
called
letup
strait
fostering
idioms
plans
Make
all
stopped
mainly
munching
boundless
horses
oxide
fountain
stands
BS
deduct
热门汉译英
自異體受精
请
地球人
水舀
弹压
应受
社会事业机构
克奇
唆使
作品
内奸
吃或喝的
平淡无奇
电致发光的
某
梭内的
散
赞比亚西南部城市
阿托
鸟叫
副修科目
汲取
重氢
出产
冶
大大
艺术等的
拆析
包布
分娩
托钻
干呕
降频
藏物
尊驾
戈登
指明
阁下
青鲈
装船
血虚
长牙
原故
使用次数
退化
异样
吸引
旅馆中洗熨衣服的
开拓
最新汉译英
justiciar
contracted
plans
competing
forbid
captious
electrocardiograph
allowed
pursuits
hydromelanothalite
hepatocholangeitis
glucocerebrosidase
galvanoacupuncture
electrocardioscopy
exams
said
disproportionately
intrabiopelmicrite
dimethyltryptamine-DMT
complimenting
ethanedisulphonate
hydrosilicocarbons
ferromagnetography
chromolithographer
ferroanthophyllite
dimethyltryptamine
formulating
Accident
corked
最新汉译英
微衍射
大理石等的
头巾
主英国英语
小心翼翼地
拟定议定书
科学家
彻头彻尾的
使信服
弹簧弹力仪
面筋筋力仪
温柏树
步带
丙酮雷琐辛
迫在眉睫
氢硅碳化合物
不铺张的
把心得书写成文
病原體
事故中
显微荧光测定法
钴铁
抽泣
熄
离子发生器
未经编辑的
电平
講明意圖
主要倾向
才华高的
角被割下的动物
跳吉特巴舞的人
搅拌金矿的铁器
长途旅行者
流体绕过钝物体时
大公共娱乐场
中产阶级文化
日发的
向上的
甲醛胶
狂暴者
消偏镜
预期者
铁壳的
间发的
左撇的
胆囊瘤
梭内的
极乐的