英语翻译the Institute rates vehicles good,acceptable,marginal,or

英语翻译
the Institute rates vehicles good,acceptable,marginal,or poor based on performance in high-speed front and side crash tests,a rollover test,plus evaluations of seat/head restraints for protection against neck injuries in rear impacts.To earn Top Safety Pick for 2010 a vehicle must have good ratings in all four Institute tests.In addition,the winning vehicles must offer electronic stability control.