a hand of tiles的用法和样例：
- Strong enough to be bid. Used of a hand of cards.
- The farmer examined a handful of earth.
- I drew a handful of coins from my pocket.
- The farmer, concluding I must soon die, resolved to make as good a hand of me as he could.
- He dipped into the bag and brought out a handful of sample wheat.
- I picked up a handful of letters and began to open them.