by的用法

prep. 被,经,由,在...之旁 ad. 经过,在近处
介词 prep. 在…旁；靠近
near to;beside
? Our teacher was sitting by the window.
我们的老师正坐在窗户旁边。
? Stand by me!
站到我的身旁来！
? We spent our holiday by the