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Atom
01
原子, 微粒
(science) the smallest part of a chemical element that is found in the nature
Example
The atom is composed of a nucleus containing protons and neutrons, surrounded by electrons.
Atoms of different elements have distinct properties based on their atomic structure.
The concept of the atom as the fundamental building block of matter dates back to ancient Greek philosophy.
02
微小物件, 一点点
(nontechnical usage) a tiny piece of anything
