heartwood

名词 n.
中文释义
美 /ˈhɑɹtˌwʊd/

英文释义

名词 n.
  1. The wood nearer the heart of a stem or branch, different in color from the sapwood. countable,uncountable
    — A popular myth is that heartwood is stronger than sapwood.

词形变化

heartwoods plural

词源

From heart + wood.
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