It is said that a wandering spirit appears in that old house.

A lot of floating matter was washed up on the shore.

In marine biology, plankton is an important part of the marine ecosystem.

He invented an anti-gravity device.

The study of gravitational waves contributes greatly to our understanding of the universe.

He ended up in a vegetative state after the accident.

This program is designed to avoid a race condition.

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 fell into a state of lethargy after the exam.