沿[yán] 基本解释：
新英汉大词典：
- 沿(㳂)[yán]
- 介词- （顺着） along:
go begging from door to door;沿门乞讨
walk along the river;沿着河边走
- 动词- （依照） follow (a tradition, pattern, etc.):
be handed down from generation to generation;世代相沿
become a custom through long usage相沿成习
- （镶边） trim (with tape, ribbon, etc.):trim the collar of a garment在衣领上沿一道边
- 名词- （边，多用在名词后） edge; border:
the edge of a bed;床沿
banks of a ditch or canal;沟沿
- 沿(㳂)[yàn]
- 名词- （水边） water's edge; bank:
edge of a ditch;沟沿儿
riverside河沿
以上内容来源于：《新汉英大辞典》
例句与用法：
Their research proceeded along sound lines.
The little boy walked along the grass verge, trying not to step into the field.
Fishing boats were anchored all along the coast.
We bumped up and down along the gravel path.
The wagon jogged along on the rough road.
France borders Germany along parts of the Rhine.
沿的其他解释: