Survivability is provided by redundant hot-swappable power supplies and fans .
通过冗余的热插拔电源和风扇提供可用性。
Use anold toothbrush to work the vinegar into the tight spaces on air-conditioner grilles and exhaust fans .
用一个旧牙刷蘸醋可以洗干净空调格栅和排气扇的死角。
Blue fans decorate the pinkish landscape of mars 's south polar region in a false-color picture taken by nasa 's mars reconnaissance orbiter and released wednesday .
蓝色的扇子点缀着略带桃色的火星南部极地地区，这张由美国宇航局火星侦察卫星拍摄的照片发布于星期三。
A burned shoe lies on the floor while fans droop from the ceilings like dead flowers .
地上有只烧焦的鞋子，从天花板垂下来的风扇就像一朵朵枯萎的花。
Fridges , food processors and fans are also shifting more quickly .
