扼喉抚背
      Explanation: Ask: press, press down. Grabbed the throat, hold down the back. Control of the enemy's vital metaphor, it lost the ability to resist.
      Source: Sui Lu Si Road "for the Northern Qi Xi Chen" ship in the high bow of ship, downstream refers to Jiangdu East, Shouchun the field; briefly laryngeal ask the soldiers back, dragon red horse, never the water of South Vietnam. "