feeble and impalpable pulse

例句：

1. 1. The patient's feeble and impalpable pulse suggested that he might be in a lot of pain.
   病人虚弱且无法触及的脉搏暗示他可能非常疼痛。
2. 2.Doctors need to monitor the patient's feeble and impalpable pulse closely to ensure their recovery.
   医生需要密切监控病人虚弱且无法触及的脉搏，以确保他们的康复。
3. 3. Despite the patient's feeble and impalpable pulse, they still managed to walk out of the hospital.
   尽管病人虚弱且无法触及的脉搏，他们仍然设法走出了医院。