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露光计 /lùguāngjì/ meaning in English

ChineseEnglish
露光计 /lùguāngjì/ noun

actinometer [actinometers](measuring device)
noun
[UK: ˌaktɪnˈɒmɪtə] [US: ˌæktɪnˈɑːmɪɾɚ]

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