When breathed in, these particles can reach the deepest regions of the lungs.

And it's no easy task to study the deepest regions of major oceans.

And I have the entire Beatles discography burned into the deepest regions of my cortex.

His gaze penetrated to the deepest regions of her hopes and fears.

Fine particulate matter is a health concern because very fine particles can reach the deepest regions of the lungs.

Panic and rage merged into a vicious riot in the ship's deepest regions.

Our strategies call for round-the-clock strikes into the deepest regions of Germany.

My work also has a lot to do with the need to sensually connect to another or to my own deepest regions.

For him, the Earth was slowly drying up and water only remained in the deepest regions, which someday would go dry as well.

The earthquake occurred near the northern end of the deepest region in Ryukyu Trench.