cell thickness

例句：

1. 1.The thickness of the skin is a measure of its ability to protect against infection.
   皮肤的厚度是衡量其抵御感染能力的一个指标。
2. 2. The thickness of the bone can be measured using X-rays.
   骨的厚度可以通过X光来测量。
3. 3.The thickness of the tissue can affect how easily it can be penetrated by a needle.
   组织的厚度会影响它被针穿透的难易程度。