Their range still is largely unknown, even where they are common.

The effect the day had on the economy remains largely unknown.

It is little known today, and largely unknown to most Americans.

Largely unknown to the general public, he and his work were about to pass from the scene.

The total loss of life throughout the war is largely unknown.

South has shown 16-18 total points, while North's hand is largely unknown.

The family as a whole is largely unknown and little studied.

Her children were kept secret, and remained largely unknown until the 20th century.

They were among the first to be made with nylon, which was still largely unknown.