a fair deal的用法和样例：
例句
- This store has an excellent reputation for fair dealing.
这家商店因公平交易而获好名声。 - The stock exchange was unable to reform because its rulebook was due to come under legal attack in a court case brought by the Office of Fair Trading.
伦敦的股市本身受到法律条文的约束，修改规则将受到英国公平交易部的法庭诉讼，使得其想要开展的改革无法进行。
