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sap wood的英文翻译是什么意思，词典释义与在线翻译：
英英释义
名词 sapwood:
-
newly formed outer wood lying between the cambium and the heartwood of a tree or woody plant; usually light colored; active in water conduction
sap wood的用法和样例：
例句
- Sapwood is the lighter colored wood growing from inside the bark to the heartwood.
边材色泽较浅，是从树皮到新材之间的木质部分。 - Heartwood is the mature wood, which is often darker, extending from the sapwood to the pith.
心材通常是成熟的木材部分，通常色泽较暗，范围从边材一直到髓心。
