shed light on

Từ điển WordNet v3.1 - WordNet Dictionary

verb

make free from confusion or ambiguity;
make clear (Freq. 2)
- Could you clarify these remarks?
- Clear up the question of who is at fault
• Syn:
clear, clear up, crystallize, crystallise, crystalize,
crystalise, straighten out, sort out, enlighten, illuminate, elucidate
• Derivationally related forms:
elucidative (for: elucidate), lucidity (for: elucidate), elucidation (for: elucidate), illumination (for: illuminate)
• Hypernyms:
clarify, clear up, elucidate
• Verb Frames:
- Somebody ----s something