literal ferry crossings and bridges providing passage over water

这里河道纵横，自古就是交通津梁。

abbreviation · a person or resource that serves as a guide or bridge to knowledge and success

这部字典是学习古代汉语的津梁。

a figurative bridge or temporary means used to overcome a difficulty

这种权宜之计只能作为度过难关的津梁。