diarthrodial

例句：

1. 1. The diarthrodial joint is the most common type of joint in the human body.
   关节是人体中最常见的关节类型。
2. 2. Diarthrodial arthritis is a form of arthritis that affects the joints.
   关节型关节炎是一种影响关节的关节炎形式。
3. 3. In diarthrodial arthritis, the joints become painful and stiff.
   在关节型关节炎中，关节变得疼痛和僵硬。