LEAP SECOND PENDING STATUS闰秒等待状态
positive leap second[天] 正闰秒
negative leap second[天] 负闰秒
leap second adjustment闰秒调整
second leap二个飞跃
a second leap二次飞跃
the second leap第二个飞跃
second leap-over二次跨越
the second historical leap第二次历史性飞跃
N(名词) a second added to or removed from a scale for reckoning time on one particular occasion, to synchronize it with another scale 闰秒