英语词汇relative retardation怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	relative retardation
释义	relative retardation
随便看	pulsed cavitation pulsed cinefluorography pulsed circuits pulse DC motor pulsed coil pulsed column Pulsed columns pulsed compression pulsed compression wave pulsed conditions pulsed continuous wave pulsed counter pulsed current pulsed current arc welding pulsed current motor pulsed cyclotron pulsed deflection pulsed deflector Pulsed detonation engine pulsed dielectric laser pulsed diffusion pulsed dipole pulsed discharge pulsed discharge lamp pulsed Dopple

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