paleozoic era

常見(jiàn)例句

• Cambrian The earliest period of the Paleozoic era, about 590-510 million years ago.
  寒武紀(jì):地質(zhì)年代古生代的第一個(gè)紀(jì)，在五億九千萬(wàn)到五億一千萬(wàn)前。
• Of,belonging to,or designating the geologic time,system of rocks,and sedimentary deposits of the seventh and last period of the Paleozoic Era.
  二疊紀(jì)的，二疊巖的是、屬于或標(biāo)明為古生代第七個(gè)和最后一個(gè)階段的地質(zhì)時(shí)期、巖層及沉積礦藏。
• Cambrian: the beginning of the Paleozoic Era Animals with hard-shells appeared in great numbers for the first time during the Cambrian.
  寒武紀(jì)：古生代的開(kāi)始（距今5億1,400萬(wàn)年前），具有硬殼的生物在寒武紀(jì)第一次大量出現(xiàn)。
• Of, belonging to, or designating the geologic time, system of rocks, and sedimentary deposits of the seventh and last period of the Paleozoic Era.
  二疊紀(jì)的，二疊巖的是、屬于或標(biāo)明為古生代第七個(gè)和最后一個(gè)階段的地質(zhì)時(shí)期、巖層及沉積礦藏
• The major structure in the area is the NE-NNE folded belt consisting of Banxi Group of the Middle Proterozoic era to the Ordovician system of the Early Paleozoic era.
  由新元古界板溪群至下古生界奧陶系所構(gòu)成的NE-NNE向褶皺帶為區(qū)內(nèi)主體構(gòu)造；
• Of, relating to, or designating the geologic time, system of rocks, and sedimentary deposits of the second period of the Paleozoic Era, characterized by the appearance of primitive fishes.
  奧陶紀(jì)（系）的屬于、有關(guān)或指奧陶紀(jì)（系）的，奧陶紀(jì)（系）是指古生代第二紀(jì)的一段地質(zhì)時(shí)間、巖石系統(tǒng)及沉積物，該紀(jì)以早期魚(yú)的出現(xiàn)為特征
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