Usages of сигнализация
Вчера мы установили датчик, как бы кто-нибудь не отключил сигнализацию.
Yesterday we installed a sensor, lest someone turn off the alarm system.
Ей надо проверить сигнализацию, как бы мошенник не вошёл в здание.
She needs to check the alarm system, lest a scammer enter the building.
Стоило сигнализации сработать, как диспетчер вскочил от страха.
As soon as the alarm went off, the dispatcher jumped up from fear.
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