thoracalgia and dorsalgia

例句：

1. 1. He experienced thoracalgia after a heavy workout.
   他在一次重体力活动后感到胸痛。
2. 2.The patient's chest pain was consistent with angina.
   病人的胸痛与心绞痛相符。
3. 3. Doctors often recommend exercise to alleviate dorsalgia.
   医生常常推荐运动来缓解背痛。