tight-mouthed
美
英 
例句
She 's tight-mouthed . So far she has not breathed a word about that.
她的嘴很緊,直到現在對那件事她也沒有吐露一個字。
She also is tight-mouthed, till she has not told me today, she gives birth to our child fine fine with who.
她也守口如瓶,直至今天她還沒有告訴我,我們的孩子佳佳是她跟誰生的。