ion

/aɪən/

a particle that is electrically charged (positive or negative); an atom or molecule or group that has lost or gained one or more electrons

中文释义：离子

Lithium-ion batteries are widely used in portable electronic devices.

锂离子电池广泛用于便携式电子设备。

The movement of ions across cell membranes is crucial for nerve function.

离子跨细胞膜的移动对神经功能至关重要。