examination of cerebrospinal fluid

例句：

1. 1.The doctor performed an examination of the patient's symptoms.
   医生对病人的症状进行了检查。
2. 2.The committee conducted a thorough examination of the proposal.
   委员会对提案进行了彻底的审查。
3. 3. The teacher asked the students to examine their own work for accuracy.
   老师要求学生们检查自己的作业以确保准确性。