The nucleus is a spherical, sometimes elongated structure that contains the genetic material, the DNA, of the cell.

细胞核呈球形，有时为卵圆形，含有细胞的遗传物质DNA。

youdao

The three - layer spherical capsule gel breaker is made of capsule nucleus, mantle and shell, which are cohered together by physical method.

三层球体式胶囊是用物理方法将囊核、囊幔、囊壳(包衣)三层结构粘结包裹在一起制成的。

youdao

The energy flux and mass flux equations have been established while a liquid vapor phase change occurs on spherical gas nucleus wall on the basis of non equilibrium thermodynamics.

从非平衡态热力学理论出发，建立了有相变发生时球形气核与围流液体之间能量流和物质流的方程序。

youdao