ridge beam

ridge beam [ridʒ bi:m]  [rɪdʒ bim] 

ridge beam 基本解释
栋梁,脊梁;
ridge beam 网络解释

911查询·英语单词

1. 栋梁:riderless 没人骑的 | ridge beam 栋梁 | ridge 背脊

2. 屋脊梁木:ridge 屋脊 | ridge beam 屋脊梁木 | ridge board 屋脊板

3. 脊梁:riders 舱内桶装货在顶层的一排 | ridge beam 脊梁 | ridge line 甲板中线