He sent a message using a straight key.

I checked the train schedule by looking at the electronic noticeboard at the station.

He has full mastery of the art of cooking.

My scientific calculator can perform very advanced calculations.

Denji is swimming in the river.

Please remember this old proverb, 'The friendship of a gentleman is insipid as water.'

He was playing by swinging the tree branch.

Japan's exclusive economic zone plays a crucial role in the management and utilization of marine resources.

Neurotransmitters are responsible for transmitting information between nerve cells.

Seeing his failure, she felt schadenfreude.