A robot that can open doors and find electrical outlets to recharge itself.
能够自行开门和找插座充电的机器人；
It is also a good idea to cover electrical outlets, when they are not in use.
最好将不常用的电源插口盖起来。
For fliers, the holidays often present lengthy airport security lines, fast-food temptations and mass scrambles for open electrical outlets.
对旅行者来说，假期意味着在机场排长队等安检，各种快餐诱惑，一群人争夺公用插座。
Most electrical outlets have a prong that connects to the earth ground, which is also usually wired into the building electrical system for safety.
绝大多数电源插座有一个地线端与大地相连，这通常是为保障建筑电气系统的安全而采取的安全措施。
Are all the electrical outlets plugged?
所有的插座是否都插牢了呢？
Safety electrical outlets have been added on the Nightstand and TV armoire, providing a more convenient design for relaxation.
床头柜，电视柜等产品上特别设计了电源安全插座，方便生活休闲的需要。
What if manufacturers did not use a uniform standard for electrical outlets and plugs? The likely result would be incompatibilities between parts produced by different manufacturers.
如果厂商们不采用电源和插座的行业统一标准会有什么情况发生呢？极可能导致不同厂商制造的零部件相互之间不相容。
What if manufacturers did not use a uniform standard for electrical outlets and plugs? The likely result would be incompatibilities between parts produced by different manufacturers.
如果厂商们不采用电源和插座的行业统一标准会有什么情况发生呢？极可能导致不同厂商制造的零部件相互之间不相容。
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