He has been working as a public servant for many years.

Agar is often used in dessert making.

Alkane is one of the simplest hydrocarbons in organic chemistry.

He said he 'contracted' (misspelled as 'rakan'), but that's a typo for 'rikan'.

In Buddhism, an Arhat is considered to be one who has attained enlightenment.

I borrow new books from the library every week.

He has the responsibility to control the project.

He was observing the behavior of the birds.

He loves peace and avoids wielding weapons.