A number of recent variations have further demonstrated the utility of the 1, 3 - dithiane system.几种最近的变体进一步阐明了1, 3- 二硫杂环已烷体系的用途....

dithiane的音标：dithiane的英式发音音标为：[daɪ'θaɪən]dithiane的美式发音音标为：[daɪ'θaɪən]...

n.二噻烷，二硫芑烷...