单词	purified vaccine
释义	purified vaccine 纯化疫苗
随便看	error free channel error-free channel error free coding error-free coding error-free communication error-free control error-free data recovery error free data transmission error-free data transmission error-free design theory Error Free Distance error-free distance error free encoding error-free encoding error-free file transport protocol errorfree frame error free frame error-free frame error free gap distribution error-free gap distribution error free indication error-free indication error free information error-free information error free interval