Riker and Troi stepped forward and exchanged brief introductions with the Slayton's officers.

"May we exchange introductions now?"

William shook hands with Lord Lawrence, exchanged introductions, then sat down at a corner table.

Riker and Donatra then exchanged quick introductions of their respective teams.

He turned off his power vac and "Uncle Chris" and I exchanged introductions.

Let us exchange introductions and see whether it is possible for us to do each other any good.

"Perhaps we should exchange introductions," Marrow said diplomatically.

As they moved, they exchanged introductions.

"Now we shall exchange introductions, and you and your friends will share our hospitality."

We exchanged introductions, then he left to go to the ceremony.