His hair is black and long.

The cat's fur is on the sofa.

My friend is troubled by alopecia.

He fell into a state of lethargy after the exam.

Understanding the transition state of a chemical reaction is important for predicting the progress of the reaction.

The negotiations have fallen into a deadlock.

He ended up in a vegetative state after the accident.

This program is designed to avoid a race condition.

He lost everything.

She is planning a date with her current boyfriend.