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单词 tellurometer
释义

Collins Concise English Dictionary © HarperCollins Publishers::
tellurometer /ˌtɛljʊˈrɒmɪtə/ n
  1. an electronic instrument for measuring distances of up to about 30 miles that consists of two units, one at each end of the distance to be measured, between which radio waves are transmitted
Etymology: 20th Century: from Latin tellūs the earth + -meter
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更新时间:2025/2/23 4:56:53