词汇	backwashing filter
释义	backwashing filter 反洗滤池
随便看	enemy action enemy activity enemy advances Enemy advances in great strength Enemy advances in great.strength enemy aeroplane enemy agent enemy agents Enemy AI now utilises spare rams enemy air enemy aircraft Enemy aircraft dropped bombs on the city Enemy aircraft were detected by our radar enemy airplane enemy alien Enemy aliens were imprisoned during the war enemy and puppet personnel Enemy assault force interception successful enemy attack enemy-bearing solver Enemy bombers reduced the city to rubble enemy bombing enemy bombing and shelling enemy camp enemy capabilities