thread inside calliper

例句：

1. 1. She carefully threaded the needlethrough the fabric.
   她小心翼翼地把针穿过布料。
2. 2. The artist used a thin thread ofgold to create the intricate design.
   艺术家用一根细细的金线创作了复杂的图案。
3. 3. The old woman threaded her waythrough the crowd towards the exit.
   那位老妇人穿过人群向出口走去。