wound reason

• 创伤病因

wound reason的用法和样例：

例句

1. Chemical factors were the most common reason for secondary aplastic anemia.
   化学因素是继发性再障最常见的病因。
2. The other big reason is that cardiovascular disease is the leading cause of death in North America.
   另外一个重要理由是，在北美心血管病是死亡的首要病因。