论语三人行必有我师焉 三人行必有我师焉

论语三人行必有我师焉 三人行必有我师焉

焉的意思为:在。出处《论语・述而》:“三人行,必有我师焉。择其善者而从之,其不善者而改之。三人行,必有我师,出自于《论语