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单词 spinthariscope
释义 spin·thar·i·scope
\spinˈtharəˌskōp\ noun
Etymology: Greek spintharis spark + English -scope; akin to Greek spinthēr spark
: an instrument consisting of a fluorescent screen and a magnifying lens system for visual detection of alpha rays
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更新时间:2024/11/11 22:35:26