This photo has a shallow depth of field, so the background is blurry.

He had a dagger in his hand.

The cerebral cortex is an important part that controls thinking and emotions.

This problem requires solving a nonlinear equation.

It is difficult to solve this nonlinear equation.

This equation has nonlinear characteristics.

He drew a rhombus on the blackboard.

The taiga bean goose is a bird often seen in Japan during winter.

You often see southern crabgrass as a weed in the garden.

I miss you, I want to see you.