encirclement [ɪn'sɜ:klmənt]

例句:

• This is the second form of our encirclement of the enemy.
  这是我对于敌的第二种包围.
  
• We must break through the tight encirclement this time.
  我们这次一定要杀出重围.
  
• Fifth, encirclement of large, but annihilation of small numbers.
  五是包围多歼灭少.
  
• We are going to witness more settlements, a greater encirclement of East Jerusalem, and more frustration and despair.
  来自NEWYORKER