The airplane lost altitude rapidly due to the downdraft.

I am majoring in parasitology at university.

He is an expert in parasitology and conducts many researches.

I was born and raised in Brooklyn.

Regular verbs are relatively easy to learn.

An imaginary unit is an important concept in mathematics.

His music is very avant-garde, and some people might not understand it.

I saw a globe skimmer in the park.

A globe skimmer is flying over the pond.

Quinoxaline is one of the important compounds in organic chemistry.