monarthritis

例句：

1. 1.He has a chronic condition called monoarthritis that affects his joints.
   他患有一种叫做单关节炎的慢性疾病，影响他的关节。
2. 2. The patient's pain was so severe that he had to be taken to the hospital for treatment of monoarthritis.
   病人的痛苦非常严重，以至于他不得不被送往医院接受治疗。
3. 3. She spent several weeks in bed due to an attack of monoarthritis.
   由于一次关节炎发作，她花了几周时间躺在床上。