spin·thar·i·scope /spɪnˈθærəˌskop/
閃爍鏡
Spin·thar·i·scope n. A small instrument containing a minute particle of a radium compound mounted in front of a fluorescent screen and viewed with magnifying lenses. The tiny flashes produced by the continual bombardment of the screen by the α rays are thus rendered visible. -- Spin*thar*i*scop*ic a.
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