The death of this civilization is inevitable.

He climbed the tall tree using a climbing pole.

This word is pronounced using the のばしぼう.

I used a tension rod to hang the new curtains.

He collects bar-shaped ingots as ancient currency.

His success was not only due to his own efforts, but also involved machinations.

I cleaned the garden with a bamboo broom.

His theory is very interesting.

He believes in Darwin's theory of evolution.

He stuck out his tongue and licked the ice cream.