Due to the impact of the new coronavirus, we are forced to live a life with masks.

In this forest, various organisms live by building a relationship of mutualism.

The relationship between this seaweed and the clownfish is called commensalism.

I am very interested in natural science.

We spread phosphate fertiliser on the field.

Natural numbers start from 0 and continue as 1, 2, 3, 4, 5, 6, 7, 8, 9.

Natural selection plays an important role in the evolution of organisms.

I was moved by the beauty of nature.

Calculating the natural logarithm is an important part of mathematics.

Natural language processing is the technology that allows computers to understand and generate human language.