understory ['ʌndəˌstoʊri:]

例句:

• Even more striking are the changes in the understory species.
  更惊人的是林下植物品种的变化.
  
• Groves of elderly aspen tremble in the wind, but no sprouts push up in the understory.
  年老的白杨树丛在风中颤动, 下层植被却没有新树苗生长.
  
• He would let it leap from the grass into the thicket to burn the understory shrubs.
  他想让火从草地蔓入灌木丛,烧掉那些林下灌木.
  
• Think of the understory of a rain-forest and the ecology that supports.
  来自SA
• Only as the plant matures does it grow taller, reaching parts of the understory with more flecks of sunlight.
  来自BBC
• Holly, naturally an understory tree of more developed woodland, is not suited to grow up here in the cold windy conditions.
  来自BBC