Brownout: a reduction or cutback in electric power especially as a result of a shortage a mechanical failure or overuse by consumers.

部分灯火管制：由于电力不足、发电机出故障或用户用电过度而减少电力供应或停止供电。

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Multitasking in teens' developing brains, according to another NPR report, 'causes a kind of brownout in the brain... because there just isn't enough power to go around.

NPR的另一则报导说，青少年的大脑正在发育，他们一心多用会导致大脑“断电”……因为没有足够的能量供应。

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