When the battery is being charged, positively charged lithium ions break away from the cathode and travel in the electrolyte to the anode, where they meet electrons brought there by a charging device.

电池充电时，从负极分离的锂离子经过电解质运动到正极，并和由充电装置提供的电子相遇。

youdao

This is a low energy-density device, which stores electricity directly by charging two conductive plates with static.

（和电池相比，）这是一种“低能量密度”设备，电能被直接存储在两块静止的导电板上。

youdao

When they charged their battery, the lithium ions migrated to the anode where they combined with electrons from the charging device.

当充电时，锂离子运动到连接充电装置并含有电子的正极。

youdao

Along with extraordinary battery life ranging from 12 to 20 hours and device charging, the speakers allow continuous wireless play up to 33 feet away.

ENGADGET: Braven Six Series speakers offer Bluetooth audio, wired charging

The All-in-One Mobile Companion features a USB port for sharing content from a USB storage device or charging smartphones, as well as an Ethernet Port that enables users to easily connect to an existing network in a conference room or hotel room.

ENGADGET: D-Link's All In One Mobile Companion is gonna lighten the load of your checked baggage

SharePortGo II also features a USB port and SD card slot for sharing content from a storage device or charging smartphones and tablets, as well as an Ethernet port that enables users to easily connect to an existing network in a conference room or hotel room.

ENGADGET: D-Link releases the $120 SharePort Go II pocket router / hotspot with added SD card reader