During a lunar eclipse, the moon enters the Earth's penumbra.

This semi-automatic washing machine is easy to use.

He learned about hermaphroditism in his biology class.

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.

His plan fell apart.

This book is B5 size.

厂 is a Kangxi radical that means 'cliff'.

He is participating in the anti-war movement.