英语释义
1. an instrument for determining the pressure of the atmosphere and hence for assisting in forecasting weather and for determining altitude (see altitude sense 1a)
2. something that indicates fluctuations (as in public opinion)
housing sales and other economic barometers
3. standard, test
a barometer to measure high school talent
— Jeff Fellenzer
4. an instrument that is used to measure air pressure and predict changes in the weather
5. something that is used to indicate or predict something
6. an instrument that measures air pressure and is used to forecast changes in the weather