China Orb, online Chinese to English dictionary with nearly 1 million entries and plenty of excellent examples. The pin yin and pronunciation sound of Chinese wrods are provided. China Orb includes a lot of Chinese professional terms in many industries such as Medicine, Chemistry, Mechanism, Electricity, Computer, Economy, Law, Architecture. If you can not find satisfying translation elsewhere,try China Orb Chinese to English dictionary.

China Orb, online English to Chinese dictionary with more than 1 million entries and plenty of excellent examples. China Orb includes a lot of English professional terms in many industries such as Medicine, Chemistry, Mechanism, Electricity, Computer, Economy, Law, Architecture. If you can not find satisfying translation elsewhere,try China Orb English to Chinese dictionary.

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太古代
Simplified 太古代
Traditional 太古代
Pin Yin
tai4 gu3 dai4
English
  • Archaeozoic (geological era before 2500m years ago)
Examples:
1. 太古代地球化学
Archaean geochemistry
2. 太古代绿岩带
Archean greenstone belt
3. 太古代陆核
Archean nucleus
4. 太古代
Archean stratum
5. 在地质年代表中共划分为5个代,太古代的意思是 “生命的开始”。元古代意即“生命之前”,
In the geological time scale, there are five eras, the archeozoic which means "beginning life", the Proterozoic which means "fore life",
6. 这片矿藏可不好找,它是四公里宽的太古代岩层,沿著蓝灰色格陵兰冰帽硬块的西缘延伸35公里。
Isua's four-kilometer-wide belt of Archean rocks stretches35 kilometers along the western edge of the bluish-gray monolith of the Greenland ice cap.
7. 太古代的所知的最古的前寒武纪时代岩石,其组成成分主要为火成岩的,或与之相关的
Of or relating to the oldest known rocks, those of the Precambrian era, that are predominantly igneous in composition.
8. 如此低的硫酸盐浓度,表示太古代大气中的氧气极为稀薄。
Such low levels of sulfate indicate that the Archean atmosphere was virtually devoid of oxygen.
9. 此处镍矿化产于一层状基性岩块内,其四周和下面都为太古代片麻岩杂岩围绕。
The nickel mineralization is contained in a layered basic massif surrounded and underlain by an Archean gneiss complex.
10. 通常太古代和元古代被归在一起而称作前寒武纪,前寒武纪的岩石多遭受强烈变形、变质或被岩浆岩侵入,岩石中缺少化石。
Usually the archeozoic and Proterozoic eras are grouped together and referred to as Precambrian in age. Precambrian rocks have been intensely deformed, metamorphosed and intruded, and are relatively barren of fossils.