(informal)say something that one has wanted to say for a long time, resulting in a feeling of relief
(非正式)將（心事）一吐為快
(或 北美 vest)(informal)be extremely secretive and cautious about one's intentions
(非正式)極端謹(jǐn)慎地保守私密，對(duì)想法秘而不宣
To vent one's pent-up feelings.
發(fā)泄被壓抑的感情