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fluoroscope n. 荧光镜 荧光镜 fluoroscope n 1: an X-ray machine that combines an X-ray source and a fluorescent screen to enable direct observation [synonym: {fluoroscope}, {roentgenoscope}] Fluoroscope \Flu*or"o*scope\, n. [Fluorescence -scope.]
1. (Phys.) An instrument for observing or exhibiting fluorescence. [1913 Webster] 2. (Physics) A fluorescent screen, with hood to protect the eyes, used for observing the shadows cast by objects placed in the path of the X rays. -- {Flu*or`o*scop"ic}, a. [Webster 1913 Suppl.]
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