pitted cell

例句：

1. 1. The skin on the back of his neck is pitted with acne.
   他脖子上的皮肤上布满了痤疮。
2. 2.The pitted cells in the soil are a sign of fertilizer use.
   土壤中的凹陷细胞是施肥的迹象。
3. 3. Pitting can be caused by various factors, including genetics and environmental stress.
   凹陷可以由各种因素引起，包括基因和环境压力。