pubescence [pju:'besəns]

例句:

• The collective trichome cover of a plant surface is called pubescence.
  植物表面聚集的毛状物称为柔毛.
  
• It is conceivable that pubescence forms a barrier, particularly for young nymphs.
  可以想象,柔毛能形成一个阻障, 特别是对幼小的若虫.
  
• Especially this method is suitable for the leaf with pubescence.
  这种方法特别适合于研究叶表皮密被绒毛的植物.
  
• He did not yet know how, but he believed, as he approached pubescence, that his head would be his.
  来自NEWYORKER