The security team is guarding the bank all night.

She had her menarche yesterday.

The police officer used a nightstick to restrain the criminal.

He is a keyboard warrior, he's not actually that strong.

She underwent a transabdominal surgery.

The shell diameter of this shell is 5 centimeters.

On the farm, they recycle spent hens into fertilizer.

This mature chicken is being raised for egg production.

He is deeply studying the criminal code.

Words with a first-type accent are particularly difficult in Japanese.