electrons

IPA/ɪˈlek.trɒn/
KK[ˌɪlˈɛktrɑnz]IPA/ɪˈlek.trɑːn/

electrons — noun

  • electronssingular
  • electronsesplural

1. Very small particles with a negative electric charge that move around an atom's

1.名詞B2
釋義

Very small particles with a negative electric charge that move around an atom's nucleus and can flow through materials such as metal to create an electric current.

例句

In science class, Piotr learned that electrons move around the nucleus.

pattern: electrons move around the nucleus

A flow of electrons through the wire made the small bulb light up.

collocation: flow of electrons through a wire

文法句型

electrons + move around + nucleus

electrons + flow through + wire

number of electrons + in + atom

用法筆記

Usually used in science writing or class talk about atoms, electricity, and chemical change. Common patterns include 'flow of electrons' for electric current and 'electrons move around the nucleus' when describing atomic structure.

常見錯誤

❌Electrons have a positive charge.
✅Electrons have a negative charge.
💡Electrons are negative; protons are positive.
❌Electrons stay inside the nucleus.
✅Electrons move around the nucleus.
💡The nucleus contains protons and neutrons, not electrons.