Boron is one of the elements widely distributed in the earth's crust.

Heavy hydrogen is one of the isotopes of hydrogen.

It is thirty-three kilometers to my house.

It's a hundred meters from my house to school.

He can't get used to city life, he's like a country bumpkin.

He is farming in the countryside.

He earned a million.

He won a million yen in the lottery.

This song was selected for this year's top one hundred.

My savings is two hundred dollars.