这些动词均有“陪同，伴随”之意
accompany 既可指人也可指物。用于人时，侧重关系紧密或同时发生。
Lightning usually accompanies thunder.
打雷时通常都会闪电。
A trained nurse will accompany the tour.
该旅行团将由一名受过专门培训过的护士陪同。
The announcement is accompanied by a detail report.
这通知书附有详细的报告。
conduct 无论用于人或物均指引导带领。
He conducted the members of the audience to their seats.
他引观众到他们的座位上。
Carrying inward to a central organ or section, as nerves that conduct impulses from the periphery
传入的传入到中央器官或部分的，如从身体的神经末梢周围传导神经冲至大脑或脊柱腱的神经。
escort 通常指用车或人在陆上伴随、护送，其目的是保护或出于礼节。
A group of soldiers escorted the President.
一队士兵护卫着总统。
The queen was escorted by the directors as she toured the factory.
女王由董事们陪同参观了工厂。
The prisoner travelled under police escort.
囚犯在警察监管下行进。
