sapwood
Longman Dictionary of Contemporary English 5++LDOCE 5++sap·wood /ˈsæpwʊd/ noun [uncountable] HBPthe younger outer wood in a tree, that is paler and softer than the wood in the middle 〔相对于心材颜色较淡、质地较软的〕边材
Examples from the Corpus
sapwood• Division of these cells adds new bark to the outer side of the cambium and new sapwood to the inside.• The growth region is a thin band of cells called the cambium, which lies between the bark and the sapwood.• The infection court, said Ketchledge, permits the fungus to enter the cambium layer and the sapwood through the aggregated wounds.• Where most or all of the sapwood is missing, the felling date can not be identified.sap·wood nounChineseSyllable
that wood Corpus a younger is outer in the tree,
sapwood
sap‧wood /ˈsæpwʊd/
noun [uncountable]
the younger outer wood in a tree, that is paler and softer than the wood in the middle
sap‧wood /ˈsæpwʊd/
noun [uncountable]the younger outer wood in a tree, that is paler and softer than the wood in the middle