by river
走水路
By river you have the chance of outrunning the enemy to the Falls of Rauros.
只走水路才有可能赶在敌人前面到达拉洛斯瀑布.
by the river
在河边
The pair of swans nested by the river.
这对天鹅栖息在河边.
The house stands hard by the river.
这所房子坐落在河边by river/by sea/by water(意思by sea 由海路；乘船by water由海路，乘船；由水路by sea=by water 近义词