Poly(lactic acid) (polylactide, PLA) is a biocompatible and bioresorbable polymer, thus it is widely used in the medical area, and is paid much attention to.

• 聚乳酸是一种具有良好生物相容性、可降解的高分子材料,被广泛应用于医用领域,受到越来越多的关注。