a benevolent dictator的用法和样例：
- I haven't figured out how exactly to measure this, but my non-scientific evaluation is that most successful open source projects have a benevolent dictator who acts as an arbiter and decision-maker.
- The club received a benevolent donation.
- Bruce Eckel: You are the benevolent dictator for C#?
- She was a benevolent, charitable, good woman.