单词	distributed repetition
释义	distributed repetition分段复习
随便看	modulated continuous wave (mcw) modulated continuous wave--mcw modulated continuous wave{=mcw} modulated continuous wave，mcw modulated current modulated electric wave modulated electron stream modulated emission modulated feedback modulated frequency modulated frequency; modulation frequency modulated impedance modulated laser diode modulated layer silicate modulated light beam modulated light link modulated light source modulated optical radiation modulated oscillator modulated pulse modulated pulse amplifier modulated pulse--amplifier modulated pulse amplifier{=mpa} modulated quantity modulated raman scattering