fir [fə:]

例句:

• The growth of spruce and fir needles is determinate.
  云杉和冷杉的针叶生长是有限的.
  
• They've resorted to mowing and chopping down encroaching Douglas fir.
  来自SA
• The box is made out of China fir wood.
  这盒子是用杉木做成的.
  
• Bolman has studied regional variation in Douglas fir seed yields.
  鲍尔曼曾研究过道格拉斯冷杉种子产量地区间的差异.
  
• Straight ahead is Korean fir see the flash of white?
  来自VOA
• High in a nearby Douglas fir, other raptors are well advanced.
  来自BBC