| 单词 | energy-efficient light bulb |
| 释义 | energy-efficient light bulb Energy-efficient light bulbs last up to ten times longer and use a fraction of the power required by ordinary bulbs. Times, Sunday Times Energy-efficient light bulbs, for example, do not work on dimmer switches and are still more expensive than their less efficient counterparts. Times, Sunday Times I thought that installing energy-efficient light bulbs would be the easiest energy-saving measure. Times, Sunday Times This would most obviously apply to energy-efficient light bulbs but could also include the most energy-efficient televisions, washing machines and so on. Times, Sunday Times She also tries to be vigilant about energy use, switching appliances off at the socket and using energy-efficient light bulbs. Times, Sunday Times |
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