He had had a blackout after the accident.

事故发生后,他晕过一阵子。

The government have been accused of maintaining a news blackout over election fraud.

有人指责政府封锁有关选举舞弊新闻报道。

The hospital has an auxiliary power system in case of blackout.

这家医院装有备用发电系统以防灯火管制。

In the middle of the river, I had a look at the river unconsciously, suddenly felt blackout, began to awag.

离河中浅滩还有一离时，无意识看了下身边激流，突然一阵眩晕袭上心头，感觉自己身体随水流开始摇摆。