LEDs then began to appear as indicator lights in calculators and watches, including the famous digital Pulsar watch.

之后LED开始作为指示灯出现在计算器和手表上，包括著名的Pulsar数字手表。

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Pulsar, the world's first electronic digital watch, created a sensation when it was unveiled in New York in 1972 and it changed the world's perception of time.

脉冲星，是世界上第一台电子数字手表，引起了巨大轰动时，在纽约首次亮相于1972年，它改变了世界的时间观念。

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Pulsar, the world's first electronic digital watch, created a sensation when it was unveiled in New York in 1972 and it changed the world's perception of time.

脉冲星，是世界上第一台电子数字手表，引起了巨大轰动时，在纽约首次亮相于1972年，它改变了世界的时间观念。

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