Proterozoic
proterozoics 是 Proterozoic 的复数形式，页面展示原形释义。
英 [ˌprɔtərəˈzəuik]
美
[ˌprɑtərəˈzoɪk, ˌprotə-]
- n. 原生代
- adj. 原生代的
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词族 · Proterozoic
词形变化
英语词源
- Proterozoic (adj.)
- 1880, from protero- + zoic.
权威例句
- 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.