direct-reading instrument

例句：

1. 1.This direct-reading instrument can quickly measure the temperature in the room.
   这个直接读取仪器可以快速测量房间的温度。
2. 2. The engineer used a direct-reading instrument to check the accuracy of the thermometer.
   工程师使用直接读取仪器来检查温度计的准确性。
3. 3.The doctor recommended using a direct-reading instrument for accurate blood pressure readings.
   医生推荐使用直接读取仪器进行准确的血压读数。