girder的词源

英文词源

girder (n.)

"main supporting wooden beam that carries flooring," 1610s, agent noun from gird, on notion of something that "holds up" something else. Used of iron bridge supports from 1853.

中文词源

girder：大梁

来自gird, 围，绕，引申义支撑。

该词的英语词源请访问趣词词源英文版：girder 词源，girder 含义。