We are growing vegetables without using chemical fertilizers.

I plan to go to Kyoto for a day trip this weekend.

I am interested in dermatology.

Due to the skin effect, the current mainly flows on the surface of this wire.

On cold days, a heater is necessary.

The baleen whale, also known as the giant of the sea, astonishes people with its size and beauty.

Cytogenetics is a science that studies the structure and function of chromosomes and genes.

This area has undergone such a great change that it can be described as 'the sea has turned into a mulberry field'.

His life changed just like 'fields and mountains turn into seas and oceans'.

The Transmission Control Protocol is an important element for ensuring the reliability of data communication.