意思1.顺着。【组词】:沿途、沿街叫卖
意思2.靠近。【组词】:沿海、沿岸
意思3.因循、遵照旧样。【组词】:沿袭、相沿成习
prep.:along; by、v.:followacourse; goalong; coast; handdown; continue; conserve