sapwood

n. 边材 [机] 边材, 白材

发音

US
UK /ˈsapwʊd/

词形变化

sapwoods 复数 sapwoods

别名

sap-wood

释义与例句

n.
  1. 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).

    边材

    可数 不可数

    A popular myth is that sapwood is not as strong as heartwood.

词汇关系

名词

上位词 1

wood

整体词 1

tree

词源

From sap + wood.

来源：wiktionary