The influences of LOA pump and probe light, DBR's reflectivity and current parameters on extinction ratio characteristics of converted signals are discussed.

着重讨论了抽运光与探测光的波长和功率、LOA中分布式布拉格反射镜（DBR）的反射率和注入电流等参量对输出消光比特性的影响。

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Scientists used the mothership of NASA's recycled Deep Impact comet probe to look at light reflected off Earth, the moon and Mars.

科学家们利用美国宇航局可回收的“深度撞击”彗星探测器的母船，来观测地球、月球和火星的反射光。

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The experts expect their one-year global probe into secret detention centers to shine more light on the extensiveness of these facilities and how they operate.

VOA: standard.2009.03.21

These lightshows of dying stars have been seen since ancient times, but modern astronomers use details of their light to probe the Universe's secrets.

BBC: Supernova 'Mingus' could shed light on dark energy

Once the hole has been blasted open with hot water, a probe carrying an ultraviolet light will be lowered to sterilise its upper section.

BBC: Key tests in search for life in frozen Antarctic lake

He used photons (in the form of carefully calibrated pulses of laser light) to probe atoms.

ECONOMIST: The 2012 Nobel prizes