This design pursues simplicity.

I often go birdwatching in the park on weekends.

This nutrient agar contains nutrients that help bacteria grow.

This park is empty.

This park is always empty.

He gave me a recommendation for a good book.

I recommend this book to you.

This incident is not in our jurisdiction.

Recently, I've been feeling a severe sense of fatigue and I don't feel like doing anything.

Recently, I've been feeling such a strong malaise that I don't feel like doing anything.