The shift from silent to sound film at the end of the 1920s marks, so far, the most important transformation in motion picture history.

20世纪20年代末无声电影向有声电影的转变标志着迄今为止电影史上最重要的转变。

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If you are trying to jump start writing or painting a picture, look outside at the landscape or some bright colors to shift your energy and focus.

如果你正快速写作或画画，看看外面的风景或一些明亮的色彩，转移精力和注意力。读读鼓舞人心的话。

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But that still doesn't shift Britain from the centre of the picture.

但这依然不会动摇英国在沙马眼中的舞台中央位置。

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However, according to Rebecca Joffrey of the Tuck School, in New Hampshire, these general figures may be masking a substantial shift in the hiring picture.

FORBES: The Business School Beat

Significant innovation in drilling techniques brought us the shale gas revolution, and this has created a tectonic shift in our fossil fuel picture.

FORBES: Clean Energy Innovation: An Unstoppable and Volatile Force

To get a clear picture as to what exactly drives the shift away from Pennsylvania, it is instructive to read the Q3 transcripts from some of the major drilling companies.

FORBES: Driven by Oil Shale Economics, Natural Gas Prices Primed for Slow and Steady Rise