英语词汇“primary system”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典-复社网

单词	primary system
释义	primary system freq. 96 cmpt. 47 spoken 2 un.主要系统；主系统 [网络]一次系统；一回路系统；值统
随便看	tertiary seedling family tertiary septum tertiary sequestrum tertiary sewage treatment tertiary sex ratio tertiary sexual character tertiary shaft tertiary signal tertiary sodium phosphate tertiary solid tertiary source tertiary sources tertiary spectrum tertiary spiral tertiary split Tertiary stage of yaws tertiary stalk tertiary stem villus tertiary storage tertiary stratum tertiary stress tertiary stricture tertiary structural tertiary structure Tertiary structure of a protein

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