Ever seen an atom with your naked (dream) eye?

有没有试过用肉类观察原子？

youdao

An atom is something very small which cannot be seen by the eye.

原子体积微小，人们无法用肉眼来观察它。

youdao

An atom is something very small which cannot be seen by the eye.

原子体积微小，人们无法用肉眼来观察它。

youdao