leap second [天] 闰秒 ; 全球将迎来闰秒 ; 跳秒
positive leap second [天] 正闰秒
negative leap second [天] 负闰秒
LEAP SECOND PENDING STATUS 闰秒等待状态
second leap 二个飞跃
second leap-over 二次跨越
a second leap 二次飞跃
the second leap 第二个飞跃
the second historical leap 第二次历史性飞跃
以上来源于: WordNet
N a second added to or removed from a scale for reckoning time on one particular occasion, to synchronize it with another scale 闰秒
In practice, though, many people will be watching the television or an analogue clock, and will not notice the leap second at all.
实际上，到那时候大多数人都在看电视或盯着模拟时钟，那他们就不会注意到有闰秒了。
Since 1999 until recently, the two time standards have been in close enough synch to escape any need to add a leap second, NIST said.
该协会说，从1999年开始到最近几年，原子时和天文时一直处于同步状态，所以不需要增加一个闰秒。
But the leap second is a newcomer.
不过闰秒是个新事物。
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