a powerful return of serve的用法和样例：
- The medicine did his stomachache a power of good.
- She had a return of the heart attacks.
- She offer a reward for the return of her lose bracelet.
- But at the crucial moment Qiu Yike patience to withstand pressure to deal with opponents, Tsui Hark final return of serve under the net, Qiu Yike 11-6 victory to win the tie breaker.