Scientists believe this early time in motility may have faced a setback soon after the Paleoproterozoic Era, about the time of the Gabon fossils.
科学家们认为，这种早期的活动性可能在古元古代（大约是加蓬化石年代）后不久就开始发生倒退。
| 单词 | Paleoproterozoic Era |
| 释义 |
Paleoproterozoic Era
原声例句
VOA Special 2019年2月合集 Scientists believe this early time in motility may have faced a setback soon after the Paleoproterozoic Era, about the time of the Gabon fossils. 科学家们认为，这种早期的活动性可能在古元古代（大约是加蓬化石年代）后不久就开始发生倒退。
英语百科
PaleoproterozoicThe Paleoproterozoic (pronunciation: /ˌpælioʊˌproʊtərəˈzoʊɪk, peɪ-, -prɔː-, -trə-/; also Palaeoproterozoic) is the first of the three sub-divisions (eras) of the Proterozoic occurring 2,500 to 1,600 million years ago (2.5–1.6 Ga). This is when the continents first stabilized. |
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