underbelly [ˈʌndərbeli]

例句:

• The missiles emerge from the underbelly of the transport plane.
  导弹从那架运输机的底部飞了出来。
  
• The trade deficit remains the soft underbelly of the US economy.
  贸易赤字仍是美国经济的软肋。
  
• The ANC are attacking rugby because it is the soft underbelly of South African sport.
  橄榄球运动在“非国大”受到抨击，因为它是南非体育的软肋。
  
• We see little sign of the country's violent underbelly.
  来自THETIMES
• The impressive underbelly clearance of Land Rovers.
  来自Off Road 4 Wheel Drive
• Crime looks for the soft underbelly, the weak link, he said.
  来自VOA