同义词： elaborate lucubrate exposit enlarge flesh out expand expound dilate
以上来源于: WordNet
V to enlarge (on a theme, topic, etc) at length or in detail; elaborate (on) 阐述(主题、话题等)
expatiate on 阐述；详述
We expatiated through the beautiful country.
我们在风景秀丽的乡间漫游。
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The requirements of lead paste in this technics were expatiated.
阐述了拉浆工艺对铅膏的要求。
The essay expatiated five reforms in composition teaching led by modern telematics.
本文阐述了现代信息技术引发作文教学的五大变革。
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