Meaning of què xìn:
确信
to be convinced; to be sure; to firmly believe; to be positive that
Wǒ duì tā de nénglì chōngmǎn quèxìn.
我对他的能力充满确信。
I am fully convinced of his ability.
Tā duì chénggōng chōngmǎn le quèxìn.
她对成功充满了确信。
She is filled with certainty about her success.
Wǒ duì tā de chénggōng chōngmǎnle quèxìn.
我对他的成功充满了确信。
I am filled with confidence in his success.
Wǒ duì tā de chénggōng chōngmǎnle quèxìn.
我对他的成功充满了确信。
I am positive about his success.
definite news
Wǒmen duì chénggōng chōngmǎnle quèxìn.
我们对成功充满了确信。
We are filled with confidence in our success.