shrub /ˈʃrʌb, ||ˈsrʌb/
  矮樹,灌木,加砂糖和酒的一種果汁
  Shrub, v. t. To lop; to prune. [Obs.]
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  Shrub n.  A liquor composed of vegetable acid, especially lemon juice, and sugar, with spirit to preserve it.
  Shrub, n.  Bot. A woody plant of less size than a tree, and usually with several stems from the same root.
  shrub
       n : a low woody perennial plant usually having several major
           branches [syn: bush]