语文书 / 例句 /

R 2 is H , amino acid residues, alkyloxyethyl formyl, organic carboxylic acid acyl , phosphoryl, and alkyl.是什么意思？

R 2 is H , amino acid residues, alkyloxyethyl formyl, organic carboxylic acid acyl , phosphoryl, and alkyl.

R2是H, 氨基酸残基,烷氧甲酰基, 有机羧酸酰基, 磷酰基和烷基.

相关词汇
is amino acid residues formyl organic acyl and alkyl

is

vt.& vi. 是（be的三单形式；n. 存在；
例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

amino

adj. <化>氨基的；
例句
The biggest to amino acerbity demand still is animal feed additive.
对氨基酸需求量最大的仍是动物饲料添加剂.

acid

adj. 酸味的，尖刻的，酸的，酸性的；n. <化>酸，酸味物质；
例句
This comedy of contemporary manners is told with compassion and acid humour.
这部当代风尚喜剧杂糅了悲悯的情怀和尖酸的幽默。

residues

n. 剩余，余渣( residue的名词复数 )，<律>剩余财产，剩数；
例句
Lignin and small amounts of un - hydrolyzed cellulose and hemi - cellulose are the residues of sawdust hydrolysis.
摘要生物质水解残渣中主要含有木质素和少量未水解完全的纤维素和半纤维素.

formyl

n. 甲酸基；
例句
Non - toxic inhibitor for esterase, lipase and N - formyl - methionine aminopeptidase. Inhibits also carboxypeptidase Y - like exopeptidase.
酯酶 、 脂肪酶和N - 甲酰甲硫氨酸氨基肽酶无毒的抑制剂. 也抑制羧肽酶Y类外肽酶.

organic

adj. 有机（体）的，有组织的，系统的，器官的，根本的；
例句
We have three suppliers in all who are approved by the Organic Farm Food Association.
我们总共有3家获有机农产品协会认可的供货商。

acyl

n. 酰基；
例句
Identification of a Rice cDNA Encoding the Acyl CoA binding Protein ( ACBP )
一种水稻酰基辅酶A结合蛋白cDNA的鉴定 ( 英文 )

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。

alkyl

n. 烷基，烃基；adj. 烷基的，烃基的；
例句
Nonionics include polyoxyethylene condensates, sucrose esters and alkyl amine oxides.
非离子型表面活性剂有聚氧乙烯缩合物糖酯和烷基胺氧化物.
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
observing conventional sexual mores in speech or behavior
在言语、行为上注意性规范
Swallows come by groups at the advent of spring.
春天来临时燕子成群飞来.
But for the present the courts appear to be working toward redress of legislative imbalances.
但是目前,法庭象是在纠正立法上的偏见.
Purposeful work is an important part of the regime for young offenders.
使从事有意义的劳动是管理少年犯的重要方法。
In 1986, 44 per cent of those admitted to articles were women.
1986年，44％的实习生为女性。
Don't continue to be a pawn of the Jedi Council!
别再继续当绝地长老会手中的小卒子!
The triumphal arch commemorates Caesar's victory over Pompey.
凯旋门用于纪念恺撒击败庞培，得胜而归。
A darkroom can become a very sloppy place to work in.
暗室由于经常在里面工作,会变得非常潮湿.
Great boast, small roast.
说得多, 做得少。
Real tennis, an ancient precursor of the modern game, originated in the eleventh century.
室内网球，现代网球运动的古老前身，起源于11世纪。