ion
UK/'aiәn/US
TOEFLA2
Definitions
n.
An atom or group of atoms that has gained or lost electrons and carries an electrical charge
离子
Root Breakdown
ionother
=ion
Common Collocations
- 1.positive ion正离子
- 2.negative ion负离子
Example Sentences
- 1.
Positive ions and negative ions behave differently in electrical fields.