duramen

英 [djʊə'reɪmen] 美 [djʊ'reɪmen]

• n. 心材；赤木质；木心

英英释义

Noun:

1. the older inactive central wood of a tree or woody plant; usually darker and denser than the surrounding sapwood

近反义词

【近义词】

• heartwood 赤木质