请向我解释一下原子的组成问题。

Please explain to me the constituents of an atom.

youdao

每个原子团簇是由中子和质子组成的。

Each atomic cluster is made up of neutrons and protons.

《柯林斯英汉双解大词典》

石墨烯最早在2004年诞生于一个实验室，本质上是一层由纯碳原子组成的蜂窝状晶格层，薄到竟被认为是二维物质。

First produced in a lab back in 2004, graphene is essentially a single layer of pure carbon atoms bonded together in a honeycomb lattice so thin it's actually considered two-dimensional.

youdao

Diatomic mean it's di atomic, it's made up of two atoms, and homonuclear means that those two are the same atoms.

双原子意味着它是两个原子，它由两个原子组成，同核意味着这两个原子时相同的原子。

麻省理工公开课 - 化学原理课程节选

These are the planks of his model, that matter is composed of atoms that are indivisible and indestructible.

这些是，他的模型的一些内容，物质是有原子组成的,不可分割且不可毁灭的。

麻省理工公开课 - 固态化学导论课程节选

And it's certainly true that the atoms that make up my body existed long before my body existed.

可以肯定的说,那些组成我身体的,原子在我存在之前就存在

耶鲁公开课 - 死亡课程节选