to join an ongoing conversation
rejoindre une conversation en cours (rejoindre une conversation en cours)
"He politely broke into the conversation to share his opinion."
"Il a poliment interrompu la conversation pour partager son opinion." (Il a poliment interrompu la conversation pour partager son opinion)
to inspire or persuade someone to agree or follow
to make prices steady and prevent large fluctuations
to keep up with messages during an online meeting
to agree to support a plan or idea
to continue progressing despite difficulties
to increase your confidence or strength gradually