He must have heard the last part of their conversation.
They must have walked over and heard the last part of the conversation.
It was part of the conversation in our house every day.
No one could have heard this part of the conversation.
"It was a strong voice in the culture, part of the national conversation."
"But because Iraq is such a big issue, it obviously took up a major part of the conversation."
The other three men were silent, not part of the conversation in English.
The protocol says what part of the conversation comes at which time.
I had told him about that part of the conversation he hadn't been there to catch.
I could not but help hear part of the conversation.