揭示;说明;解释;显示;
verb
1. add details, as to an account or ideaclarify the meaning of and discourse in a learned way, usually in writing
e.g. She elaborated on the main ideas in her dissertation
Synonym: elaboratelucubrateexpatiateenlargeflesh outexpandexpounddilate
2. state
e.g. set forth one's reasons
Synonym: set forthexpound