This subfossil shows the life of creatures from thousands of years ago.

I jog for half an hour every day.

He stepped into the world of minor criminals.

He likes to take a walk in the park at dusk.

Upon hearing the news of his death, my deepest condolences.

This building is shaped like the character '品'.

He was complaining of pain in his mastoid process.

This character needs a semi-voiced mark.

This new semiconductor has the potential to revolutionize the electronics industry.

I learned how to calculate the hacoversine in trigonometry.