Definition (信任)
To share personal secrets or confidential matters with someone, trusting they will not disclose the information to others.
向人和盘托出（自己的）秘密
I shouldn't have taken him into my confidence; he proved to be untrustworthy.
我不应该向他透露秘密；他证明自己不值得信任。
She decided to take her mentor into her confidence about her worries.
她决定向她的导师透露她的担忧。
I hesitated before taking him into my confidence with my concerns.
在我向他透露我的担忧之前，我犹豫了一下。