A kernel; a central part about which matter collects. 核;仁。 Anything that serves as the center of growth or development. 核心;中心。 the nucleus of a government 政府的核心。 Central, rounded, or oval mass of protoplasm in a cell, regarded as essential to growth, reproduction, and heredity. 【生物】细胞核。 Group of nerve-cell bodies in the brain or spinal chord, from which arise nerve fibers that are distributed to one limited part of the body. 【解】神经核。 Small bright central point in a comet's head. 【天】慧星核。 Positively charged central portion of an atom consisting of nucleons and having nearly all the mass of the atom, around which the elections revolve. 【理】【化】原子核。 |