基本释义
n. [建] 大梁，纵梁
星级词汇
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助记提示
1. yard (Old English geard “enclosure”) => gird “put a belt or girdle around; encircle, surround”.
2. gird + -er => girder.
3. 同源词：garth, gird, girth, girdle.
4. 其它相关的同源词：garden, yard, orchard.
英文词源
girder 大梁
来自gird, 围，绕，引申义支撑。
