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Epoxidation and oxidation gave the racemic C 18 - juvenile hormone.是什么意思？

Epoxidation and oxidation gave the racemic C 18 - juvenile hormone.

通过环氧化和氧化就得到外消旋的含十八个碳的昆虫返动激素.

相关词汇
epoxidation and oxidation gave the juvenile hormone

epoxidation

n. 环氧化作用；
例句
Recent progress on asymmetric epoxidation of alkenes by chiral catalysts was summaries.
综述了手性催化剂催化的不对称环氧化反应研究进展情况.

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。

oxidation

--
例句
Total absorptivity can be up to 98 % using second - order absorption - oxidation process.
采用二级吸收 — 氧化流程,总的吸收率可达98%以上.

gave

v. 给予，赠送( give的过去式 )，（与名词连用描述某一动作，意义与该名词相应的动词相同），供给，交给；
例句
He gave a detailed account of what happened on the fateful night...
他详细描述了那个灾难性夜晚所发生的事。

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；
例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

juvenile

adj. 少年的，幼稚的，年少无知的，幼稚的；n. 青少年，扮演少年角色的演员，少年读物，羽毛未丰的鸟，雏鸟；
例句
...a scheme to lock up persistent juvenile offenders.
将青少年惯犯关入监狱的计划

hormone

n. 荷尔蒙，激素；
例句
Vitamin C has many roles to play in weight control. Firstly, it is needed for hormone production.
维生素C在控制体重方面扮演着多重角色。首先，荷尔蒙的生成有赖于它。
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
Turn under and hem the outer edges.
翻下来缝外侧的边。
Gaviria had been widely expected to obtain well over half the votes cast.
人们普遍认为加维里亚能获得远远超过半数的选票。
The audience chorused its approval by loud cheering.
听众们用高声欢呼来齐声表达他们的赞同.
Eventually Darcy unbends a bit toward Elizabeth, and the two engage in ironic banter.
终于,达西对伊丽莎白稍许随和了一些, 两人也相互嬉谑嘲弄起来.
Many journalists have thus far declared 2003 as " The Year of Cutler "
许多的新闻记者都说2003年是 “ 卡特年 ”
Middle East peace talks in Washington showed signs of progress yesterday...
昨天在华盛顿举行的中东和谈有了取得进展的迹象。
...Putin's chief of security.
普金的安全部长
His name has cropped up at every selection meeting this season.
他的名字突然出现在这一季所有选举会议上。
“The regular teacher is back, isn't he?”“Good, that lets me out!”
“那位正式教员回来了, 对吗?”“好哇, 那我就算解脱了。”
Confine the use of insecticides to the evening and do not spray plants that are in flower.
只在晚间使用杀虫剂，而且不要对正在开花的植物喷药。