to prepare or adjust an instrument for better performance
ein Instrument für eine bessere Leistung vorbereiten oder anpassen (ein Instrument fuer eine bessere Leistung vorbereiten oder anpassen)
"The guitarist tuned up his instrument before the show."
"Der Gitarrist stimmte sein Instrument vor der Show." (der Gitarrist stimmte sein Instrument vor der Show)
to recover quickly from failure or difficulty
to discuss a problem thoroughly to reach understanding
to remain calm and focused under pressure
to remain in a leading or advantageous position
to prepare or arrange things before traveling
to verify information by comparing it with reliable sources