circulating anticoagulant

例句：

1. 1.The drug is designed to treat a condition called thrombosis, which can cause blood clots in the body.
   这种药物旨在治疗一种叫做血栓的疾病，这种疾病会导致身体内的血液凝结。
2. 2. Circulating anticoagulants are often used in surgeries to prevent blood clots.
   循环抗凝剂通常用于手术中，以防止血液凝结。
3. 3. Researchers have found that certain types of bacteria can produce circulating anticoagulants that can be harmful to humans.
   研究人员发现，某些类型的细菌可以产生对人体有害的循环抗凝剂。