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单词
etalon
释义
etalon
/ˈetəlɒn/
n. Physics
a device consisting of two reflecting plates, for producing interfering light beams
【物理学】装有两块反射板用来产生干涉光束的装置
[French
étalon
, literally ‘standard of measurement’]
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更新时间:2026/8/1 19:25:00