单词	air layering
释义	air layering noun : vegetative propagation of a plant (as one difficult or impossible to graft or bud) by enclosing a branch or shoot often after wounding or girdling in a moist medium (as sphagnum or soil) until roots have formed, the branch or shoot then being severed to form an independent plant compare marcottage Word History First Known Use 1891, in the meaning defined above
随便看	hairbreadth hairbreadth escape hairbreadth escapes hairbreadther hairbreadthest hairbreadths hairbrush hairbrushes haircap moss haircaps haircloth haircloths haircomb haircut haircuts haircutter haircutters haircutting haircuttings hairdo hairdos hairdress hairdresser hairdressers hairdressing

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