bell·weth·er
noun/ˈbelweðə(r)/
/ˈbelweðər/
[usually singular]- something that is used as a sign of what will happen in the future
征兆；前导 - University campuses are often the bellwether of change.
大学校园往往引领变革的新潮。 - Ohio is seen as a bellwether state in this election.
俄亥俄州被视为本次选举的领头羊州。
- University campuses are often the bellwether of change.