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Tetrahydrothiophene was synthesized using iodine as a catalyst from 1, 4 - dichlorobutane and sodium sulfide.是什么意思?
Tetrahydrothiophene was synthesized using iodine as a catalyst from 1, 4 - dichlorobutane and sodium sulfide.
以1, 4- 二氯丁烷和硫化钠为原料,碘为催化剂,乙醇为溶剂合成了四氢噻吩.
相关词汇
was
synthesized
using
iodine
as
catalyst
from
dichlorobutane
and
sodium
sulfide
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;
例句
There
was
a terrible sadness in her eyes...
她眼神中流露出深深的悲伤。
synthesized
--
例句
Butyraldehyde 1,2 proparediol acetal was
synthesized
by using stannous chloride as catalyst.
以非质子酸氯化亚锡为催化剂,催化合成了丁醛-1,2-丙二醇缩醛.
using
v. 使用( use的现在分词 ),利用,耗费,吸(毒);n. 使用,利用,用途,使用权;
例句
The segments are filmed
using
either local actors or the actual people involved...
这些片断是由当地的演员或真实的当事人参与拍摄的。
iodine
n. <化>碘;
例句
In medicament industry,
iodine
has huge effect for antisepsis and antisepticise.
在医药中, 碘具有很大的消毒、防腐作用.
as
adv. 同样地,一样地,例如;prep. 作为,以…的身份,如
例句
As
far
as
I can recall, Patti was a Smith.
我记得帕蒂是姓史密斯的。
catalyst
n. <化>触媒,催化剂,〈比喻〉触发因素,促进因素,〈口〉有感染力的人;
例句
I very much hope that this case will prove to be a
catalyst
for change...
我非常希望这起事件能催生变革。
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];
例句
...an abortive attempt to prevent the current President
from
taking office.
企图阻止现任总统连任的失败尝试
dichlorobutane
n. 二氯丁烷;
例句
Tetrahydrothiophene was synthesized using iodine as a catalyst from 1, 4 -
dichlorobutane
and sodium sulfide.
以1, 4- 二氯丁烷和硫化钠为原料,碘为催化剂,乙醇为溶剂合成了四氢噻吩.
and
conj. 和,与,而且,于是,然后,因此;
例句
I spend a lot on expensive jewelry
and
clothing...
我花很多钱购买昂贵的首饰和衣服。
sodium
n. <化>钠(11号元素,符号 Na);
例句
...an aqueous solution containing various
sodium
salts.
含各种钠盐的水溶液
sulfide
n. <化>硫化物;
例句
They'd have a lot of hydrogen
sulfide
gas bound up in their cells.
他们的牢房里有大量的硫化氢气体。
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
Have you ever heard of cowhide or nails found inside people?
你曾经听说过在人体里发现牛革或是钉子的 嘛 ?
He has also had managerial experience on every level.
他还有各个层级的管理经验。
A franchised store selling homely products, plush toys, scented candles, pet products ect.
一家专卖家居小单品 、 毛绒玩具 、 香薰蜡烛 、 宠物用品等工艺品的特色小店.
He pronounced them to perfection with genuine Parisian chic.
他念音非常准确,是纯粹的巴黎调子.
This could have been one of the coldest golf tournaments on record.
这很可能是高尔夫锦标赛比赛史上天气最为寒冷的一次.
We purchased a car before.
以前我们买过一辆车。
Under no circumstances must he lent himself to any additional blandishment or languishments in this field.
在任何情况下,他决不再来那一套花言巧语或是装作多情了.
Howard Hawks hit paydirt with "Rio Bravo".
霍华德·霍克斯凭借影片《赤胆屠龙》一夜成名。
Many young people are taking drugs to turn on.
许多年轻人吸毒寻求刺激。
His nose told him that he was getting near the cow shed.
他的嗅觉告诉他, 他正走近牛棚。
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最新汉译英
铁素体化元素
静水压挤拔
可理解的事物
鞭身
极不愉快的
如小精灵的
乳菇属
纤维蛋原白酶
香椿属
绰绰有余
以氯化物处理
绝对的
挂架
人物描写
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