劍橋詞典teaching people how to behave safely when driving or crossing the road 行車安全，道路安全 The government has launched a new road safety campaign in an attempt to reduce the number of road accidents . 政府發(fā)起了一場(chǎng)新的行車安全運(yùn)動(dòng)，目的是減少道路交通事故。 返回 road safety