1. Trismus can be a symptom of various medical conditions, including tetanus.
舌颌挛缩症可以是多种疾病的症状，包括破伤风。

2. After the dental procedure, the patient experienced trismus, making it difficult for them to fully open their mouth.
牙科手术后，患者出现了舌颌挛缩，使得他们很难完全张开嘴巴。