The exchange finally occurred seven years later in the Treaty of 1606.

Of course a physical exchange could not have occurred.

In an age of globalization, cultural exchange occurs at a greater rate than before.

There has to be physical contact or else the exchange can't occur.

For most people the exchange of goods occurred through social relationships.

Each party must have the other party's public key (an exchange must occur).

A few days later, an exchange of views occurred on the Senate floor.

This is a common way in which exchanges could occur, although there are other ways also.

The exchange now occurs during halftime of the basketball game.

This exchange may occur 100 or more times a day.