I'm very anxious until he comes back.

I can't rest easy when he doesn't come home.

He fell into a state of lethargy after the exam.

He exercises every day and leads a healthy life.

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

This program is designed to avoid a race condition.

The negotiations have fallen into a deadlock.

He ended up in a vegetative state after the accident.

I am planning to have a physical examination next week.

I am planning to have a physical examination next week.