BYD's major competitive advantage is that it develops world-leading battery technology in-house.
比亚迪的主要竞争优势是，它自主开发出世界领先的电池技术。
2
The car will carry a 16 kilowatt-hour battery, which is about the amount of power that a suburban house uses in 12 hours.
这种汽车将使用16千瓦的电池，这相当于城郊一户人家12小时的用电量。
3
The glasses, known as the 'Wearable Personal Navigation System', house a battery, a microcomputer, a magnetic directional sensor and a number of LED lights.