“phosphoroscope”的英文意思_释义_用法

单词

phosphoroscope

释义

phosphoroscope|ˈfɒsfərəskəʊp|
[-scope.]
a. An apparatus for observing and measuring the duration of phosphorescence in such substances as emit light for a very short period;
b. A scientific toy consisting of an arrangement of glass tubes containing various phosphorescent substances, each of which glows with a different coloured light.
1860W. A. Miller Elem. Chem. (ed. 2) I. 152 An ingenious instrument has been devised by E. Becquerel for the purpose of observing phosphorescence of very brief duration... This phosphoroscope, as he terms it.1869Academy 11 Dec. 77/2 M. Becquerel has modified his phosphoroscope in order to examine the phosphorescence caused by rays of various refrangibility.1881J. E. H. Gordon Electr. & Magn. II. 116 Alumina..glowing with a rich red colour in the phosphoroscope.

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