针眼

例句：

1. 1. The needle was so tiny that it could hardly be seen through the fabric.
   那根针太小了，几乎看不见。
2. 2. The little girl had a pinhole in her dress.
   小女孩的衣服上有个针孔。
3. 3. The scientist used a microscope to examine the pinhole in the sample.
   科学家用显微镜检查样本中的针孔。