Tetrahydrothiophene was synthesized using iodine as a catalyst from 1, 4-dichlorobutane and sodium sulfide.

以1, 4- 二氯丁烷和硫化钠为原料,碘为催化剂,乙醇为溶剂合成了四氢噻吩.

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重点词汇

相关例句

1、

Structure: A compound of disbenzoxazole thiofuran type.

结构类型: 双苯并恶唑噻吩类增白剂.
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2、

Methods: To calculate the bacterial endotoxin limit of cefalotin sodium for injection.

方法计算注射用头孢噻吩钠的细菌内毒素限值,通过干扰试验,确定其最大无干扰浓度.
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3、

In compounds such as chorobenzene, bromobenzene and thiophenol it lies close to the lower limit.

氯苯、溴苯和苯硫酚化合物的谱带出现于低限附近.
来源：词典精选例句
4、

Use all-purpose flour if you cannot find pastry flour.

如果找不到面点专用粉，可以用通用面粉。
来源：《柯林斯高阶英汉双解学习词典》
5、

I hated going into those dung-marked grounds to feed that dog.

我讨厌走进那地面满是粪迹的地方去喂狗.
来源：百科语句
6、

He went home ashamed and indignant, full of rage.

他羞愤交集地回到家里, 怒火满腔.
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7、

I felt quite bitter about it at the time.

当时我对这件事感到相当怨愤。
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8、

His pulse raced as he faced the armed intruder.

他面对携带武器的闯入者,顿时血脉偾张.
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9、

Anna's voice was full of irritation.

安娜的话音里充满着忿激.
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10、

His anger is cooling down.

他的忿怒平息了.
来源：词典精选例句
11、

He kept his resentment from showing in his face.

他不让自己的忿恨表露在脸上.
来源：词典精选例句
12、

" What do they know!'said Shousheng angrily.

寿生忿然说: “ 那三个懂得什么呢!
来源：汉英文学 - 林家铺子
13、

Annoyed by the speech, he got up and left.

听了这话, 他很生气,奋袂离席而去.
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14、

With work now making considerable progress, he is very excited about it.

工作取得了巨大进展, 他为此精神昂奋.
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15、

When Chao Hsin-mei saw Miss Su detain Fang Hung-chien , he left in a huff.

赵辛楣看苏小姐留住方鸿渐, 奋然而出.
来源：汉英文学 - 围城
16、

The intruder was Huang Fen, the famous blusterer.

这人就是黄奋,有名的“大炮”.
来源：子夜部分
17、

A little fire burns up a great deal of corn.

小火焚仓廪.
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18、

He will burn his house to warm his hand.

焚屋暖手,得不偿失.
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19、

Better a little fire to warm us , than a great.

onetoburnus.适量的火好取暖, 熊熊烈火能焚身.
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20、

East West, a low-lying high, gentle slope of the banks to extended shui.

地势东高西低, 缓坡伸延至汾水之畔.
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