名词
中文翻译：地核层
同义词：
["地幔层，地壳层例句：1. The studyof the stratum internum is crucialfor understanding the Earth's internal structure.（研究地核层对于理解地球内部结构至关重要。）"]
例句：
-
1. The studyof the stratum internum is crucialfor understanding the Earth's internal structure.
研究地核层对于理解地球内部结构至关重要。
-
2. The stratum internum plays avital role in the formation of the Earth's crust.
地核层在地球地壳的形成中起着至关重要的作用。
-
3. The stratum internum is where the Earth's core and mantle meet, separating it from the outer layers.
地核层是地球核心和地幔的交界处，将它们与外层分开。