Of the four known tropical systems, all remained at sea.

The room was faintly chilly, the disorder that of a man who operates his affairs according to no known system.

If the chord name follows a known system it can be properly interpreted by a program.

They also exceed emissions from any other known system.

"Yet all other known systems of political economy are worse."

There are 59 known stellar systems within 20 light years from the Sun, containing 81 visible stars.

Others are content to study known systems like hormones.

Two miles closer and Verrick would now dominate the known system.

By the end of the 1980s they were in deep space, heading out of the known solar system.

Nora reached Arizona while still tropical, becoming the third known system to do so.