a series of events triggered by one event
une série d'événements déclenchés par un seul événement (un seri de evenements deklenche par un seul evenement)
"One breakthrough can start a chain reaction of new innovations."
"Une percée peut déclencher une réaction en chaîne d’innovations." (un perse pe deklenche une reaksyon en shen de inovasyon)
to say something positive and hope it continues to be good
to surprise or impress someone very much
surprised or shocked by something unexpected
to continue believing in something or someone
to add more detail to something
the last or most difficult challenge or area of exploration