肝っ玉の英語

• I need you busting my balls .
  私にはキミの 肝っ玉が必要なんだ
• That takes a lot of balls .
  すごい肝っ玉
• Give me my brother and no more of your men will die . you've got bigger balls than he ever did .
  やつより肝っ玉がでかいようだ