bottom bracing

• 底撑

bottom bracing的用法和样例：

例句

1. Transverse bracing was installed between the two shafts.
   两根立柱之间设置了横撑。
2. Meanwhile the floors tie the inner frame to the outer one, bracing the entire edifice.
   同时，每层的地板则将内外支架联系在一起，以撑起整栋建筑。