A type of epithelium that is made up of flattened cells and therefore presents a small distance over which substances have to pass. This type of epithelium is found lining the alveoli in the lungs and Bowman’s capsule in the kidney.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。