heartwood / ˈhɑrtˌwʊd /
🎓大学词汇心木心材核心木材心木类
heartwood 的定义
n. 名词 noun- the hard central wood of the trunk of an exogenous tree; duramen.
更多heartwood例句
- She also authored Heartwood, a story collection for adult literacy students, and edited The Ringing Ear: Black Poets Lean South.
- The spores of a heartwood-inhabiting fungus cannot germinate and thrive unless they fall upon the heartwood of the tree.
- Spores of parasitic fungi enter the cracks, germinate and infect the heartwood.
- Nearly all the larger trees in the Fuegian forests have the heartwood decayed, and are worthless as timber.
- Pur′ple-wood, -heart, the heartwood of Copaifera pubiflora, used for ramrods.
- The living outer portion of a trunk or large branch of a tree between the heartwood and the bark.