The Hadean eon is considered the first era of Earth, lasting from about 4.6 billion years ago to 4 billion years ago.

E. coli is one of the bacteria that normally reside in the human intestine.

He is said to have a sharp sixth sense.

He trains his gluteus maximus at the gym every day.

A new policy was implemented by the executive order.

He is pursuing the path of a bodhisattva.

His most favorite food is sushi.

He achieved the Big Three Dragons in mahjong.

He is passionate about studying modern language.

He, a music college student, is very good at playing the piano.