说明；解释；提供线索；使清楚起来的英文

throw/shed light on

• 说明:    explain; illustrat ...
• 解释:    explain; expound; ...
• 提供:    provide; supply; f ...
• 线索:    clue; thread; clew
• 使:    send; tell sb. to ...
• 清楚:    clear; distinct
• 起来:    stand up; sit up; ...