查询词典 n't

Dendritic p-t-butylcalix arene amide derivatives with terminal amino groups of the first and second generations were synthesized from the ammonolysis of ethyl calixylacetate with 1, 6-diaminohexane and Michael addition of methyl acrylate. Their structures were confirmed by IR, 1H NMR.

通过扩散法，采用氨基对丙烯酸甲酯的Michael加成反应和酯基的酰胺化反应交替进行，合成了4种树枝型对叔丁基杯芳烃酰胺衍生物(n=6，8)。

You may be interested to know that our new dis c o u n t s for bulk purchase came into effect on June 1st.

你们也许有兴趣得知，从6月1日起，我们对大宗购买实行新的折扣优惠。

You can't do a thing without bungling it.

你做事总是笨手笨脚。名词 n。

I Ca n't do this.

我不能这么做。

At last ,the group of Wen had n't the champaign .

最后， 恩恩这一组真的没有得到第一名

So do take each subject seriously, and even if what you learn is n't critical for your life, the skills of learning will be something you cheri sh forever.

所以， 即便你所学的不是生活里所急需的，也要认真看待大学里的每一门功课，就算学习的技能你会忘记，学习的能力是你将受用终身的。

He is being recognized as a compeer of Krishna, Buddha, and Christ. 0 w- d c, t; o

他被公认为地位相当于奎师那，佛陀和基督。； d g* d2 G L- n y

Even though you make great progress in your work.,you should n't be conceited.

即使你在工作中取得了很大的进步，也不应骄傲自满。

The British are n't so cuddly if you are on piece of land they want.

站在某片英国人觊觎过的土地上，你还会觉得他们那么可爱么？

You are n't against the death penalty, are you?

你不反对死刑，是吗？

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。