If Hiyori doesn't keep her grades up, she won't be allowed to go to track competitions. Meanwhile, Yujiro and Aizo have to think of a good gift for their fans... which means they have to try to understand their fans' feelings.
"An 'action' is a discrete act, 
while an 'activity' is..."
آكشن" هو فعلٌ منفصل، بينما 
...آكتيفيتي" هي نشاطٌ"
"Una acción es un acto discreto,
pero una actividad es…".
"Una acción es un acto discreto,
pero una actividad es…".
Action,
mouvement, produire un effet…
"Un'azione è un atto discreto,
mentre un'attività è..."
"Action" significa ação...
"Activity" significa atividade...
«Action: "действие, движение"...