LED强烈的调制速度是如此之快，人眼是察觉不到的，所以觉得输出(亮度)不变。

The LED intensity is modulated so rapidly that human eyes cannot notice, so the output appears constant.

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《朝日新闻》(Asahi Shimbun)的报道配上了丰田章男眼含泪水的照片，报道标题是“丰田总裁：道歉、感激、泪水”(Toyota President： Apologies, Gratitude, Tears)。丰田章男为丰田公司创始人之孙。

The Asahi Shimbun ran a story with a teary Mr. Toyoda, the grandson of the company's founder, with the headline: 'Toyota President: Apologies, Gratitude, Tears.'

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南宋时，指南针经由阿拉伯传到欧洲，当时的阿拉伯人亲切地称指南针为“水手之眼”。

In the Southern Song Dynasty, its use spread to Europe via Arabia, and Arabs called it affectionately "the Eye of Sailors".

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