1、

But I re - membered ! how cruel children can he to small animals , and I did not want the boy to take his revenge on me.

我想起小孩子们对小动物会有多么残酷,我可不想他找我报复,

互联网摘选

2、

The results from X-ray crystallographic analysis for 2b indicated that it has a six membered phosphorus-containing hetero ring, which bears a 127.7 ° of the largest bond angle and a 97.9 ° of the smallest one.

X射线晶体结构解析表明异构体2b分子中有一个不规则的含磷六元杂环.环内最大键角为127.7°,最小键角为97.9°。

互联网摘选

3、

then introduce the cap seal structure of carbon nanotubes on legs pentagon rule and the euler theorem, the structure of the nanotubes has five membered ring and seven membered ring.

接着介绍了依托于鼎足五边形定则和欧拉定理的碳纳米管的封帽结构,结构中存在着五元环和七元环。

互联网摘选

4、

Synthesis of 5-membered Ring Compounds Using Zirconium; Synthesis and Mechanism of Nanocrystalline Ceria-Zirconia Solid Solution by SAS Process

锆参与的五元环状化合物的合成方法学研究纳米晶铈锆氧化物固溶体的SAS合成及机理研究

互联网摘选

5、

The word 'remembered' is in quotes.

remembered一词用引号括了起来。

柯林斯高阶英汉双解学习词典

6、

In contrast, electro-withdrawing groups CHO and COCH_ 3 on the attacking site will favor the intramolecular nucleophilic substitution of nitrogen and form 5-membered heterocyclic compounds.

而当R为吸电子基团-CHO、-COCH3时,主要发生分子内氮原子上的亲核取代反应,产物为含氮的五员杂环化合物。

互联网摘选

7、

an unsaturated 4-membered nitrogenous and phosphorous heterocycle has been synthesized and characterized. the hydrogenation of unsaturated compounds over supported palladium catalysts

合成了含氮、磷四元不饱和化合物.负载型钯催化剂用于不饱和化合物的加氢反应

互联网摘选

8、

carbocyclic compounds three-and four membered rings

碳环化合物三元环和四元环

互联网摘选

9、

The word "remembered" is in quotes.

remembered一词用引号括了起来。

《柯林斯高阶英汉双解学习词典》

10、

The calculated results show that the aza Wittig reaction is a two step reaction, having one four membered ring intermediate on its reaction surface.

计算结果表明该反应是一个二步反应,在反应途径上存在一个四元环中间体。

互联网摘选

  • 今日热词
  • 热门搜索

英语网英语词典(dict.25820.com)为您提供在线翻译英语词典单词大全英译汉汉译英等英语服务!可按单词字数词义分类查询。支持lj:关键词格式查询例句。

用户反馈
请选择反馈类型(可多选):
您的联系方式:
反馈内容:
提交成功 小编会尽快处理
回到顶部
点击反馈