noun · a structure carrying a road or path across a river, ravine, or other obstacle

这座古老的石梁横跨在小溪之上。

proper name · a common Chinese surname

梁先生是这位著名作家的笔名。

noun · a long, sturdy piece of squared timber or metal used as a structural support in a building

房顶的大梁是用坚固的松木制成的。