clotting

例句：

1. 1.Blood clotting is a natural process that helps to stop bleeding.
   血液凝固是一种自然过程，有助于止血。
2. 2. The doctor advised him to take an anticoagulant medication for his condition.
   医生建议他服用抗凝药物来治疗他的病情。
3. 3. After the surgery, the patient had to stay in bed for several days until his blood clotted.
   手术后，病人需要卧床数日，直到他的血液凝固。