firtree

名词 n.

英文释义

名词 n.
  1. A fir.
  2. The root of a very-high-temperature turbine blade, inserted into a corresponding slot in a disc, resembling in section a simplified image of a fir.

词形变化

firtrees plural

词源

From fir + tree.
0 次浏览 数据来源: Wiktionary