spit it out
US /spɪt ɪt aʊt/
UK /spɪt ɪt aʊt/

1.
說出來, 直說
used to tell someone to say something they are unwilling to say
:
•
Come on, spit it out! What's the big secret?
快,說出來!到底有什麼大秘密?
•
He looked like he had something to say, so I told him to just spit it out.
他看起來有話要說,所以我讓他直接說出來。