A signpost is a sign where roads meet that tells you which direction to go in to reach a particular place or different places.
例句
The lights of the car lit up a signpost...車燈照亮了路標。Turn off at the signpost for Attlebridge.在路標處拐彎去往阿特爾橋。
N-COUNT
線索;征兆
A signpost is something that helps you to know how a situation or a course of action will develop.
例句
The outcome of tomorrow's elections will be studied carefully as a signpost of voter intentions on the really big day this year...明天的選舉結(jié)果會被作為今年大選的選民意愿風向標來仔細研究。These events were all signposts pointing toward change.這些事件都是將要進行變革的征兆。