演練 is read as えんれん (enren) and means drill.
えんれん
enren
えんそうれんしゅう
musical rehearsal
えんぎ
acting
えんげき
drama
えんげい
entertainment
えんざん
operation
えんぎりょく
acting ability
えんざんじかん
operation time
えんざんしほう
operational calculus
えんざんぶ
operation part
えんざんほうしき
arithmetic equation
えんざんし
operator
えんぶじょう
dojo (hall used for martial arts training)