To add an AC outlet, for example, you just drill a circular hole in the wall, tap into the wiring, add the outlet and you're set. If you don't want it, pull it out and plaster over it with more earth to seal the hole.
例如,要添加一个交流电源插座,你只需在墙上钻一个圆形孔,轻敲电线,添加电源插座,就可以了。如果你不想要它,就把它拉出来,用更多的泥土把它盖上,以密封这个孔。
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