anemometer
柯林斯詞典
1. N an instrument for recording the speed and often the direction of winds 風(fēng)速、風(fēng)向記錄儀 (Also called wind gauge)
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1. N an instrument for recording the speed and often the direction of winds 風(fēng)速、風(fēng)向記錄儀 (Also called wind gauge)