spinthariscope
/spin-thar-uh-skohp/US // spɪnˈθær əˌskoʊp //UK // (spɪnˈθærɪˌskəʊp) //
卫星导航仪,卫星导航系统,卫星导航
Definitions
n.名词 noun
- 1
- : an instrument that detects ionizing radiation by picking up sparks of light from alpha particles.
Examples
Sir William Crookes invented this radium light apparatus and called it a "spinthariscope," which is Greek for "spark-seer."
But the most striking way of showing the emanations is by the little contrivance I call a Spinthariscope.
A simple form of apparatus called the spinthariscope has been devised to show these scintillations.
Level 3Browse all words →