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Synthesis and application of 4 - chloracetyl acetidin were introduced.是什么意思？

Synthesis and application of 4 - chloracetyl acetidin were introduced.

介绍 4- 氯乙酰乙酸乙酯的合成及应用.

相关词汇
synthesis and application of chloracetyl acetidin were introduced

synthesis

n. 综合，<化>合成，综合体，综合推理；
例句
His novels are a rich synthesis of Balkan history and mythology...
他的小说融合了大量巴尔干半岛的历史和神话故事。

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。

application

n. 适用，应用，运用，申请，请求，申请表格，勤勉，用功，敷用，敷用药；
例句
His application for membership of the organisation was rejected...
他想要加入该组织的申请遭到了拒绝。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；
例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

chloracetyl

氯乙酰基；
例句
Synthesis and application of 4 - chloracetyl acetidin were introduced.
介绍 4- 氯乙酰乙酸乙酯的合成及应用.

acetidin

乙酸乙酯；
例句
Synthesis and application of 4 - chloracetyl acetidin were introduced.
介绍 4- 氯乙酰乙酸乙酯的合成及应用.

were

be的过去时复数和第二人称单数形式，有时代替 was,用于条件从句、动词 wish 之后等；
例句
Shops, houses, and vehicles were set ablaze.
店铺、房子和车辆全都陷于火海。

introduced

adj. [医]引种的，引进的；v. 提出( introduce的过去式和过去分词 )，介绍，引进，作为…的开头；
例句
The changes will be introduced in April...
这些变更将于4月开始实行。
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。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
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。
Supporters of the death penalty argue that it would deter criminals from carrying guns...
死刑的支持者认为它能阻吓罪犯携带枪支。
相关例句
The prison service has been badly mismanaged in recent years.
近年来，监狱部门的管理极为不善。
The young track and field athlete could already hurl the discus 60 yards.
这个年轻的田径运动员已能把铁饼投掷60码远.
Sunlight shimmers on the waters of the bay.
阳光在海湾的水面上闪烁.
Tell her I'll ring back in a few minutes...
告诉她，我过几分钟就会给她回电话。
The government imprisoned dissidents, forbade travel, and restricted the press...
政府囚禁了持不同政见者，禁止出游，并且限制了新闻自由。
Carol answered the door as soon as I knocked.
我一敲门，卡萝尔就来开了。
I own to having known about it.
我承认事先知道这件事。
Animators create a sense of movement through a progression of many images.
漫画者创作一系列的动作要通过很多个图片的连接过程.
The funnel - shaped self - potential curve of the Eocene sands is well marked.
始新统砂层的 漏斗形 自然电位曲线形态很明显.
Only skeletons of buildings remained.
只剩下了建筑物的框架。