Today's precipitation was 50 millimeters.

He discussed the dangers of the hydrogen bomb.

I bought a new bathing suit.

My hobby is keeping saltwater fish.

He bought new swimming trunks.

He is majoring in hydrology at university.

He is the type of person who can distinguish between good and bad.

We need to minimize the system's downtime.

The albatross is a seabird with long wings.

We went to the swimming beach with our family during the summer vacation.