barometer

🇬🇧/bəˈrɒmɪtə(r)/ 🇺🇸/bəˈrɑːmɪtər/📚 16997 69 1六级托福雅思
A barometer is an instrument that measures air pressure and shows when the weather is changing. 气压计

noun [专属名词]气压计,晴雨表;变化的标志,指标

If something is a barometer of a particular situation, it indicates how things are changing or how things are likely to develop.
发展变化的指示计

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