sapwood

名词 n.
中文释义
英 /ˈsapwʊd/   

英文释义

名词 n.
  1. The wood just under the bark of a stem or branch; it differs from the heartwood in color and in physiologic activity (flow of sap). countable,uncountable
    — A popular myth is that sapwood is not as strong as heartwood.

词形变化

sapwoods plural sap-wood alternative

词汇关系

反义词
heartwood

词源

From sap + wood.
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