这根大梁承受了上面那一层的全部重量.This beam bears the whole weight of the upper floor.窗框在大梁的重压下垮掉了.The window frame folded up under the heavy weight of the beam.这些大梁是由支架撑着.The girders are carried on trestles....

“大梁”的拼音为：dà liáng...

“大梁”的英语可以翻译为：summer beam，girder summer，summer tree，cross-beam，crossbeam ...