针头

例句：

1. 1. The needle tip of the comb is sharp enough to pierce through even the thickest fabric.
   梳子的针尖足够锋利，能够刺穿最厚的布料。
2. 2. The doctor used a needle tip to remove the stitches from her wound.
   医生用针尖取出了她伤口上的缝线。
3. 3. The needle tip was so small that it could barely be seen in the dim light.
   针尖太小了，在昏暗的光线下几乎看不见。