单词 | nucleus |
释义 | nucleus /nūˈkli-əs/noun (pl nuclei /nūˈkli-ī/)
ORIGIN: L, from nux, nucis a nut nucleic acid /nū-klēˈik or -klāˈ/ noun A general term for a natural polymer (which can be single- or double-stranded) in which bases (purines or pyrimidines) are attached to a sugar phosphate backbone nucleus accumbens /ə-kum'benz/ noun (L accumbens lying down) a structure in the brain associated with feelings of pleasure and reward |
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