a worthy successor的用法和样例：
- She proved herself a worthy successor to the former champion.
- He would be a worthy successor to that gentleman.
- "A classic book without a worthy successor - a must for any keen English cook" Delia Smith.
- Refined in typical Mercedes-Benz style with great design, power and interior, it's a worthy successor for the CLK.
- She is willing to donate money to a worthy cause.