He was singing to himself alone in the room.

Unable to bear the pain, he had no choice but to scream.

The tachometer of my car has broken.

I check my step count every day with a pedometer.

Let's use a radiation dosimeter to measure the radiation levels in this area.

I wonder where my sphygmomanometer is?

I use a pedometer every day to record the distance I walk.

The doctor used an electrocardiograph to check the condition of my heart.

He measured muscle activity using an electromyograph.

My house is located between three houses across and two houses next door.