In order to prevent the spread of the new coronavirus, it is important to avoid the three Cs (Closed spaces, Crowded places, and Close-contact settings).

In order to prevent the spread of the new coronavirus, we should avoid the three Cs.

I have been to Miryang.

I have been to Miryang, known by its old name.

These test results are showing unexpected outcomes.

We analyzed the data of the experimental group.

He has a deep interest in empirical science.

The experimenter analyzed the data in detail.

Animal experiments are necessary for the advancement of science, but there are also ethical issues.

Nuclear tests pose a great threat to world peace.