| 释义 |
〔joist〕To construct with such parallel horizontal beams.为…架搁栅，为…装托梁：用平行水平横梁来构筑〔joist〕Any of the parallel horizontal beams set from wall to wall to support the boards of a floor or ceiling.搁栅，托梁，桁，檩：架在墙与墙之间的平行水平横梁，用来支撑地板或天花板的木板〔gusset〕A triangular metal bracket used to strengthen a joist.角撑板：一种三角形的金属托架，用来加固地板托梁 |