If liquid oxygen spills on asphalt or other surfaces contaminated with combustibles, do not walk on or roll equipment over the area of the spill. 如果液氧溅到沥青或者其它被可燃物污染的表面，不要在上面行走或辗轧设备。
A huge plane slid off an aerodrome runway. 一架巨大的飞机滑离机场跑道。
Loosen window track nuts and slide track off of the window. 放松车窗轨道螺帽并且将轨道滑离车窗。
