centrosphere

詳細解釋：

cen.tro.sphere

n.（名詞）
The mass of cytoplasm surrounding the centriole in a centrosome.
中心球：在中心體內中心粒周圍的大量細胞質
The central core of the earth.Also called In this sense, also called barysphere
地核也作 在此意義上也可稱作 barysphere