The problems of this company start from the top, just like the saying 'the fish rots from the head'.

The soup with mixed small fish at this restaurant is very delicious.

The Bronze Age was an important period in human history.

He is a specialist in cardiology.

The doctor examined my heart using a stethoscope.

He attacked the enemy using a flamethrower.

This filter helps to improve the sound quality.

He adjusted the rhythm using a metronome.

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

This old operational amplifier still works accurately.