养鸟行家的肺的英文：
BFL, bird-fancier's lung

• Be for the Birds
  荒唐可笑的;毫无价值的
• The song of birds heralds spring.
  鸟鸣报春到。
• A primary feather of a bird.
  翅前羽鸟的初级飞羽

• a hobbyist; an amateur; an enthusiast; a fan; a lover; an audience; a devotee; a fancier
  爱好者
• The rear ends of these new cars are fancier than the grillwork in front.
  这些新车的尾部较车头前面的花格架还要考究些。
• He sold that house to a ghost-fancier precisely because it was haunted.
  他把这个房屋出售给鬼魂爱好者恰恰是因为房子鬼魂出没。