But suddenly over one weekend, Qaddafi seemed to lose his grip on power.
不过就在上周末，卡扎菲似乎突然失去了对权力的掌控。
2
F1 tyres have an optimum operating temperature, and when they drop below that they rapidly losegrip, which dramatically slows lap times.
F1赛车的车胎对环境温度有要求，当温度低于底限时候轮胎就会失去抓地力，这会大大减慢圈速。
3
Jubilant Libyan rebels have moved from the west into the centre of the capital, Tripoli, as Muammar Gaddafi's sons and defenders lose their grip on the state.