by the side of

例句：

1. 1.She sat by the window and watched the sunset.
   她坐在窗边看着日落。
2. 2.The car was parked by the river.
   汽车停在河边。
3. 3. He walked next to her as they walked home from school.
   他们放学后一起回家时，他走在她旁边。