You do not need the ubiquitous and infamous agenda slide, but give people an idea where you're going, a bit of a road map of the journey you're taking them on.

你不必在投影片上展示老套又不讨喜的议程表，只是让观众知道你要干什么，为之后你所要带领的旅途给张地图。

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The towns are connected by roads, as shown on the following map, but you have only enough fuel for a journey of 238 miles

如下图的地图所示，小镇之间又互相联结的马路，但是你车里的油只够行驶238公里。

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Inset maps focus on the part of the world appropriate to each letter and a map on the endpapers shows the teacher's journey.

插图地图集中了世界每一个字母和适当的扉页上图的一部分显示了老师的旅程。

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When scientists embarked on the 13-year journey to map the human genome in 1990, they envisioned a future in which the knowledge of DNA would aid in the diagnosis, treatment and even prevention of thousands of diseases and disorders.

FORBES: The Cloud is Key to the Cure