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iodine是什么意思

  作者:恒星英语学习网     所属分类:I开头的英语单词     

iodine 是什么意思

音标:[ 'aiədi:n; (US) 'aiədain ]  

中文翻译与英英解释

n.
1.【化学】碘。
2.〔口语〕碘酊。
短语和例子
an iodine number 碘值。 iodine preparation 碘剂。 tincture of iodine 【药学】碘酊。
a tincture consisting of a solution of iodine in ethyl alcohol; applied topically to wounds as an antiseptic
同义词:tincture of iodine,

a nonmetallic element belonging to the halogens; used especially in medicine and photography and in dyes; occurs naturally only in combination in small quantities (as in sea water or rocks)
同义词:iodin, I, atomic number 53,

Iodine is a chemical element with symbol I and atomic number 53. The name is from Greek ioeidēs, meaning violet or purple, due to the color of elemental iodine vapor.

例句与用法

1.It smarts when iodine is put on a cut .
碘酒涂在伤口上真杀得慌。

2.Lack of iodine is a common cause of trouble .
缺碘是造成麻烦的常见原因。

3.Starch yields a blue color in the presence of iodine .
有碘存在时,淀粉即呈蓝色。

4.The sheet is then dipped into an ink solution rich in iodine .
然后把片子浸入含有很多碘的墨水中。

5.Some sea animals accumulate elements like vanadium and iodine within their cells .
某些海洋动物在其细胞内积累象钒和碘一类元素。

6.In the intestine, free iodine or iodate undergoes reduction to iodide before absorption .
在肠内被吸收以前游离碘或碘酸盐还原成碘化物。

7.Since radioactive iodine decays rapidly, virtually all radiation ceases within a few weeks .
由于放射性碘能迅速破坏,因而实际上几星期内放射性就全部结束了。

8.After iron, the most widespread mineral deficiency condition occurring in man is that of iodine .
除了缺铁以外,在人类里流传最广的第二位缺乏的矿物质症就是缺碘症。

9.The conduction electrons associated with the iodine can move along the chains as if they were long thin wires .
碘中所含的传导电子能够沿着链运动,就好象这些链是长的细导线一样。

10.Iodine derivatives are ineffective since they tend to form molecular iodine which is a powerful retarder .
碘的衍生物是无效的。因为它有形成分子碘的倾向,而是强的阻聚剂。

 
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