单词 | spinthariscope |
释义 | spin·thar·i·scope ![]() n. A device for observing individual scintillations produced by ionizing radiation, as one consisting of a tube with a magnifying lens at one end and a phosphorescent screen and speck of radioactive salt at the other. [Greek spintharis, spark + -SCOPE.] spin·thar′i·scopic (-skŏpĭk) adj. |
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