leap second

 
       
  • n. [天]閏秒
new

leap second的英文翻譯是什麼意思,詞典釋義與在線翻譯:

英英釋義

Noun:
  1. a second (as measured by an atomic clock) added to or subtracted from Greenwich Mean Time in order to compensate for slowing in the Earth's rotation

leap second的相關資料:

臨近單詞

今日熱詞
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