commercial proteinases的用法和样例：
例句
- Some extracellular proenzymes may be activated by secreted lysosomal proteinases.
有些细胞外酶原能被分泌的溶酶体蛋白酶所激活。 - Alternatively, there may be inadequate clearance of neutrophils by macrophage apoptosis and the release of neutrophil proteinases during necrotic neutrophil cell death.
无论是哪个，巨噬细胞凋亡对中性粒细胞的清除并不充分，中性粒细胞坏死过程还是有蛋白酶的释放。
