blood pressure monitor

例句：

1. 1.He needs to check his blood pressure regularlyto prevent high blood pressure.
   他需要定期检查血压，以防止高血压。
2. 2. Thedoctor recommended that he weara blood pressure monitor at home.
   医生建议他在家佩戴血压监测器。
3. 3. She was worried about her blood pressureand decided to get a blood pressure monitor.
   她担心自己的血压，决定购买一个血压监测器。