barometer

barometer
noun
  1. an instrument measuring atmospheric pressure, used especially in forecasting the weather and determining altitude
    (尤指用来预报天气和测量海拔的)气压计;晴雨表
    ■something which reflects changes in circumstances or opinions
    (环境或观点)变化的标志
    furniture is a barometer of changing tastes.
    家具是品味变化的标志。
派生
barometric
adjective
barometrical
adjective
barometry
noun
语源
  1. mid 17th cent.: from Greek baros 'weight' + -meter
英语宝典
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