Negative energy is a concept used in physics to explain the nature of certain fields,
including the gravitational field and a number of quantum field effects.
In more speculative theories, negative energy is involved in wormholes which
allow time travel and warp drives for faster-than-light space travel.
结论： 是的
磁场有正负， 电流有正负
能量 有正负
Positive and Negative Energy
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