nucleus
/ˈnuː.kli.əs/ 名词 B1中文： 核心、核、原子核、细胞核
- The core, central part of something, around which other elements are assembled.
- An initial part or version that will receive additions. · This collection will form the nucleus of a new library.
- The massive, positively charged central part of an atom, made up of protons and neutrons.
- A large membrane-enclosed organelle found in eukaryotic cells which contains genetic material.
- A ganglion, cluster of many neuronal bodies where synapsing occurs.
- The central part of a syllable, most commonly a vowel.
- A small bee-hive used to create a colony from a larger existing one.
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Possibly you have seen pictures and read descriptions of the famous old building, so I will confine my account of it to saying that it is built in the shape of an L, the long arm being the more modern portion, and the shorter the ancient nucleus, from which the other had developed.
Why, I have the nucleus of a national collection.
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