How LED Bulbs Cut Energy Use by 75%

课文

1. LED bulbs convert over 90% of electricity into light, while incandescent bulbs waste most as heat.

   LED灯泡将90%以上的电能转化为光，而白炽灯则将大部分电能浪费为热量。

2. They last 25 times longer than traditional bulbs, reducing replacement frequency and waste.

   其寿命是传统灯泡的25倍，降低了更换频率和废弃物产生。

3. A 10-watt LED produces as much light as a 60-watt incandescent bulb.

   10瓦LED灯的亮度相当于60瓦白炽灯。

4. Drivers inside the bulb regulate current to prevent overheating and ensure steady brightness.

   灯泡内置驱动器调节电流，防止过热并确保亮度稳定。

5. Unlike fluorescents, LEDs contain no mercury and turn on instantly at full power.

   与荧光灯不同，LED不含汞，且可瞬间满功率启动。

6. Their small size allows creative lighting designs in furniture, mirrors, and even clothing.

   体积小巧，便于在家具、镜子甚至服装中实现创意照明设计。

7. Smart LEDs can change color temperature to match natural daylight cycles for better sleep.

   智能LED可调节色温，以匹配自然昼夜节律，助益睡眠。

8. Widespread adoption has helped some cities cut streetlight energy use by nearly half.

   大规模应用已帮助部分城市将路灯能耗降低近一半。