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每日N词 | barometer-气压计;晴雨表 | 20170710
When the barometer indicates a rapid drop in air pressure, it means a storm is coming.
当气压计显示气压迅速下降，意味着暴风雪的来临。
▷lucrative [bə'rɒmɪtə(r)]（n.）
【释义】A barometer is a device that measures atmospheric pressure. Barometers help meteorologists figure out what the weather is going to be like.
a device that measures air pressure and shows when the weather is likely to change
气压计
something that can show how a particular situation is developing, or how people's opinions on a particular matter are changing
（显示特定形势或人们对某一问题态度变化的）晴雨表，标志
This survey is considered to be a reliable barometer of public opinion.这项调查被看作是能反映民意的可靠的晴雨表。
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