sapwood_sapwood的解释_sapwood的意思_sapwood的翻译_sapwood的发音_sapwood怎么念_sapwood的例句

n.边材,白木质

sapwood为短语/超纲词汇

n [U] soft outer layers of wood 边材, 白木质（木之柔软的外层）.

n[U]
the younger outer wood in a tree, that is paler and softer than the wood in the middle

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