primogyn

例句：

1. 1. Primordial starsare believed to have formed the universe.
   原始恒星被认为形成了宇宙。
2. 2. Theancestral culture ofour ancestors has been passed downthrough generations.
   我们祖先的原始文化通过世代传承下来。
3. 3. Primordial conditionsin the early Earth may have influenced thedevelopment of life on its surface.
   早期地球的原始条件可能影响了其表面生命的形成。