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roentgen是什么意思

2024-02-06 08:54:16
roentgen
美[rentjən]  英[rɜːntjən]
n.  Roentgen.
adj.  X射线的
sp.  =röntgen.
  近义词:r,rontgen,

英英释义

Noun
  1. a unit of radiation exposure; the dose of ionizing radiation that will produce 1 electrostatic unit of electricity in 1 cc of dry air
  2. German physicist who discovered x-rays and developed roentgenography (1845-1923)

例句

用作名词(n.)
  1. William Roentgen discovered X-rays.威廉