This shop is in operation every day.

As part of his roaming, the monk walked around the town preaching his teachings.

We visited a beautiful fishing village during our vacation.

This factory operates 24 hours a day.

We started operating the new factory.

I bought new work clothes.

The ichthyosaur is an ancient marine reptile, and its name means 'dragon like a fish'.

My younger brother is receiving treatment for ichthyosis.

We need to calculate the aggregation number of this compound.

He had a chalcedony ring in his hand.