详细解释:vt. 详细说明, 解释
vi. 详细说明, 解释
【法】 详述, 陈述, 解释
词型变化：
名词:expounder动词过去式:expounded过去分词:expounded现在分词:expounding第三人称单数:expounds英语解释：
动词 expound:
add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing同义词：elaborate, lucubrate, expatiate, exposit, enlarge, flesh out, expand, dilate