单词	photocell
释义	photocell /ˈfəʊtəʊsɛl / noun Short for photoelectric cell.The receiver uses a photocell or photodiode to detect the light.... The light passing through each filter is detected by the photocell, where it is converted to an electrical pulse. In the presence of a magnetic field, the amount of laser light that is absorbed by the atoms changes and this is detected by a photocell.
随便看	sparring partner sparrow sparrow fart sparrow grass sparrowhawk sparrow squad sparrow unit sparry sparse sparsely sparseness sparsity Sparta Spartacist Spartacus Spartacus League spartan Spartanburg spartanly sparticle spartina spartina grass spar tree spasm spasmodic

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