One of the most promising layouts, according to the researchers, is to have a simple loop of wire connected to the mains and stuck to the ceiling.
研究人员描述了其中最有前景的一项设计，将一个简单的线圈安置于天花板上，并接通电源。
He put on his hat, tucked his briefcase under his arm, nodded towards the ceiling, stuck his belly out and walked out.
把帽子一戴，把皮包一挟，瞧着大花板点点头，挺着肚子走了出去。
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