a crochet hook的用法和样例：
- Crochet is a kind of handicraft which uses a crochet hook and a pieceof thread to produce elegant, individual and sexy fashion clothing.
- ” He picks up his pills and swallows the first one, his spine as stiff as a crochet hook.
- With contrastcolor scrap yarn and crochet hook, chain 12.
- Go and purchase a steel crochet hook anywhere between size 9 and 12 (the larger the number, the smaller the hook).