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Basic cancer science, Mukherjee believes, has revealed not another false dawn but a light at the end of the historical tunnel.

慕克吉坚信，基本的癌症科学揭示出的不再是一个虚假的黎明而是历史隧道出口的光芒。

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Are they basic, such a light dimmer, or more imposing, like an alarm system or a video camera?

它们是基础部分（比如说调光器），还是稍高端点儿的（像警报系统或摄像头）？

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Covering everything from mouthing to spaying and neutering, the ASPCA can help shed light on some basic behavioral bloopers.

CNN: Site-Seer: Fetching an obedient dog from the Web

Their basic concept is to use light to transmit the quantum information using interferometers, which are instruments that change the frequency of light waves, then recombine them to get particular effects.

FORBES: The Air Force Is Working On A Holographic Quantum Computer

Michelangelo the painter is ever present in his architectural drawings, both in his choice of materials such as red chalk, typical of painters, and in his ready use of brushwork to lay down the basic composition and the patterns of light and shade.

WSJ: Masterpieces on a Shopping List | Michelangelo Master Drawings | Museum of Fine Arts Boston | By Cammy Brothers