He cannot smell due to a problem with his olfactory organ.

Miku is my best friend.

He is good at handling a light machine gun.

The semicircular canals are an important part for maintaining balance.

He drew a circle using geometric construction.

He is immersed in the study of geometrical optics.

Since he started his new job, he's been lively as if he were a fish back in water.

He absorbs new information like a sponge soaking up water.

The European water vole is a small mammal native to Europe.

This steam is what you see when water vapor cools down.