If I flash it, if I strobe it - twice per second — - we call that two Hertz — so my strobe is two times per second.

如果每秒，摄像机闪两次-，我们管这个叫2赫兹-，每秒闪两次。

youdao

A phone call, a news flash can do it.

一个电话，一个新闻都可以变为这一刻。

youdao

My life did not flash before my eyes—I was only seven—and I did not call out for my mother or father or to God.

我眼前并没有闪过历历往事——我才只有七岁——也没有呼叫爸妈和上帝。

youdao

Additionally, the flash head tilts up to 120 degrees for situations that call for bouncing the flash output.

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