(of time) pass; elapse （指时间）过去, 消逝
*As time goes by my memory seems to get worse. 随着时间的流逝, 我的记忆力似乎越来越差.
* The weeks went slowly by. 一星期一星期慢慢过去了. `go by sth
(a) be guided or directed by sth 遵照或依照某事物
*I shall go entirely by what my solicitor says, ie I shall follow his advice. 我要完全按照律师的建议去做.
* That's a good rule to go by. 那是要遵守的好规则.
(b) form an opinion or a judgement from sth （根据某事物）形成意见或做出判断
*Have we enough evidence to go by? 我们有足以做出判断的证据吗?
* It's not always wise to go by appearances. 根据表面现象看问题有时是不可取的.
* If past experience is anything to go by, the plane will be late. 过去的经验要是还靠得住的话, 这飞机会晚点的.