cation

UK:  ['kætaɪən]

US:  ['kæt.aɪən]

复数：cations  

n.

1.【化学】阳离子,正离子

1 . CTS is one of the natural and a small quantity of cation poly-electrolyte with no toxin and easier biodegradation.
壳聚糖是为数不多的天然阳离子聚电解质之一，无毒且易于生物降解。

2 . Cation, but he seems to be much of a scholar.
据说他未受过高等教育，但他看上去很有学者的风度。

3 . The test results show that the surface modification of GCC by cation starch for improving its retention rate is a rather economical choice.
实验发现，用阳离子淀粉对重质碳酸钙在线进行表面改性，对提高其留着率来说是相当经济的选择。

4 . Disclosed is an ionic liquid which contains an organic matter represented by the general formula (1) below as a cation component.
一种离子液体，其含有下述通式（1）表示的有机物作为阳离子成分。

5 . It was shown from the experiments that these interfering matrix elements might be removed with the strong acidic cation exchange resin.
实验结果表明，样品溶液通过阳离子交换树脂柱后，这些离子的干扰基本消除了。