We made a new contract.

This sentence was translated by machine translation.

It is important for us to economize in order not to waste money.

His role is the team leader.

We are planning to get engaged next month.

He drank the antidote.

We should refrain from using electricity to economize on energy.

He is working as an interpreter.

He was like a double-dealer, expressing different opinions to two groups.

The anal sphincter is an important part of the body.