three needles

例句：

1. 1.She sewed the dress with three needles.
   她用三根针缝制了这件连衣裙。
2. 2. The tailor used three needles to mend the hole in her coat.
   裁缝用三根针修补了她外套上的洞。
3. 3.Three needles are needed for this project.
   这个项目需要三根针。