弘扬国学 · 传承文化

Proterozoic

英美 [,prɑtərə'zoɪk]

解释

n. 原生代
adj. 原生代的

※ 提供单词"Proterozoic"的中文意思、发音示范及音标对照，中英文词源、例句和用法等。

英文词源

Proterozoic (adj.): 1880, from protero- + zoic.

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例句和用法

1. Wangjiawaizi gold deposit occurs in Lower Proterozoic opimetamorphic rock series.: 王家崴子金矿床赋存于辽南古元古代浅变质岩系中.

2. GLOBAL DISTRIBUTION OF THE PROTEROZOIC SPHAEROMORPH ACRITARCH Valeria lophostriata ( JANKAUSKAS ): 元古代光球疑源类Valerialophostriata ( Jank. )的全球分布(英文 )

3. The Proterozoic and Palaeozoic are two main metallogenic periods in the region.: 西北地区以元古宙-古生代金属成矿为显著特色.

4. Probably formed in Early Proterozoic, it was rejuvenated repeatedly in late stage.: 其形成时间可能为早元古代, 后期又有多次复活.

5. There are Middle | Lower Devonian Sanhuokou Group and Middle | Upper Proterozoic Bikou Group in the ore district.: 矿区出露中下泥盆统三河口群和中上元古界碧口群.