a gesture of good faith的用法和样例：
- They handed over the weapons as a gesture of good faith.
- He raised his hands in a gesture of despair.
- Even if her help was of no avail to the case, it still came to be viewed as a gesture of good will.
- Taleban leaders say the two women were both sick and have been freed as a gesture of good will.
- He did that as a token of good faith.