)hertz
赫, 赫兹（频率单位：周/秒）1. the unit of frequency; one hertz has a periodic interval of one second
同义词：Hz, cycle per second, cycles/second, cps, cycle
2. German physicist who was the first to produce electromagnetic waves artificially (1857-1894)
同义词：Heinrich Hertz, Heinrich Rudolph Hertz
3. German physicist who with James Franck proved the existence of the stationary energy states postulated by Bohr (1887-1975)
同义词：Gustav Hertz, Gustav Ludwig Hertz
