In organic chemistry, we use the Newman projection to represent the three-dimensional structure of molecules.

The Fischer projection is a commonly used representation method in organic chemistry.

In organic chemistry, we use the Haworth projection to represent the three-dimensional structure of sugars.

In the organic chemistry class, there was an explanation of the Natta projection.

I often go to the cinema on weekends.

Life is a series of ups and downs.

Life is a series of vicissitudes.

I am studying Modern English.

Functional analysis is a branch of mathematics that studies the properties of functions in infinite-dimensional spaces.

Neuroanatomy is an important field of study for understanding the structure and function of the brain.