词汇“前寒武纪”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

单词	前寒武纪
释义	前寒武纪前寒武纪[qián hán wǔ jì]1.■Precambrian period [age]; Precambrian 常用词组1.■前寒武纪地盾 Precambrian shield;2.■前寒武纪地质 Precambian geology
随便看	double-reduction axle double-reduction bevel-spur gear double -reduction gear double-reduction shaft double reeling frame double refined iron double reflection double refracting solution for flow studies double refraction double registration double-reheat steam turbine double reinforced beam double reinforcement double replacement double resistance box double resist exposure double-resonator klystron double restriction double return valve double rib gin double right shift double-ring valve double rivet joint double rocking lever double rod cylinder

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