blurt

I was so nervous that I blurted out the answer before the teacher finished the question.

(Chinese) 我太紧张了，以至于在老师还没念完题目时就脱口说出了答案。

She tried to keep the party a secret, but she accidentally blurted it out to his brother.

(Chinese) 她试图保守派对的秘密，但却不小心对他哥哥脱口而出了。