Usage note
“沿”表示顺着某个方向或路线,常用来描述沿着河流、道路或边界移动。
“Yán” biǎoshì shùnzhe mǒu gè fāngxiàng huò lùxiàn, cháng yòng lái miáoshù yánzhe héliú, dàolù huò biānjiè yídòng.
“沿” means following a direction or route, often used to describe moving along a river, road, or boundary.