ligation of internal iliac artery

例句：

1. 1.The patient's leg was severely ligated by the tourniquet.
   患者的腿因止血带被严重捆绑。
2. 2.The scientist used a special glue to ligature the wound.
   科学家用一种特殊的胶水来缝合伤口。
3. 3. The two countries have been in a state of ligature for years due to their economic differences.
   由于经济差异，两国多年来一直处于紧张状态。