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

1.
说出来, 直说
used to tell someone to say something they are unwilling to say
:
•
Come on, spit it out! What's the big secret?
快,说出来!到底有什么大秘密?
•
He looked like he had something to say, so I told him to just spit it out.
他看起来有话要说,所以我让他直接说出来。