It's my daily routine to commute by tram.

I visited a beautiful palace yesterday.

Genetics is a branch of biology that studies the function of genes and the laws of inheritance.

The doctor checked my electrocardiogram.

A flash of lightning illuminated the sky.

This festival is a tradition handed down from ancient times.

This dish was introduced from China.

Reading his biography, you can understand how difficult his life was.

There are beautiful paddy fields spread out near my house.

The conduction band is the energy region where electrons can move freely.