He repelled the enemy using the empty fort strategy.

He passed the exam using a crafty trick.

I use a heart rate monitor during my daily exercise.

I use a pulse rate monitor to check my heart rate every day.

I measured yesterday's rainfall using a pluviometer.

We installed a new flowmeter in the factory.

The altimeter on my airplane broke.

This country has fallen into anarchy.

I love eating snacks.

Every morning, he has a habit of reciting the Heart Sutra.