elucidate
v.
1560s, perhaps via Middle French élucider (15c.) or directly from Late Latin elucidatus, past participle of elucidare "make light or clear," from assimilated form of ex- "out, away" (see ex-) + lucidus "clear" (see lucid). Related: Elucidated; elucidates; elucidating.
〔李〕[e-(ex-);luc;-id-;-atev.] v.阐明，解释 ←luc (L lucere)=to shine 照
〔蒋〕[e-使…，lucid明白，-ate动词后缀;’使明白”] 阐明，解释