单词：heartwood
音标：['hɑ:twud] ；
n. 心材
n. the older inactive central wood of a tree or woody plant; usually darker and denser than the surrounding sapwood
词型变化：名词复数形式 : heartwoods
词性分布：
heartwood的用法和样例：
例句
用作名词(n.)
- The narrow band of sapwood is very similar in colour to the heartwood.边材的窄带颜色与心材非常相似。
词汇搭配
- heartwood rot心材腐蚀
- heartwood tree心材树
【近义词】
- duramen心材