Hypernyms:s sec second
Inherited Hypernyms:leap secondsecondtime unitmeasureabstractionentity
| 单词 | leap second |
| 释义 | Leap Second nnoun.timea 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 Hypernyms:s sec second Inherited Hypernyms:leap secondsecondtime unitmeasureabstractionentity |
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