A tree or shrub,especially a fruit tree such as an apple or a pear,repeatedly pruned and trained to grow on a support as a single ropelike stem.

 
  • 修剪成单干形的果树反复修剪使其生长在单一绳状树干上做为支撑的树或灌木,尤其是果树,如苹果树或梨树。
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