Two policemen were killed when gunmen opened fire on their patrol vehicle.持枪歹徒朝警察的巡逻车开火，两名警察被打死。I think it's the thin end of the wedge when you have armed police permanently on patrol round a city.我觉得让武装警察永久性地在城市里巡逻...
Security forces remained on patrol until late into the night.保安部队继续巡逻至深夜。He hurried through the rain, to the patrol car.他冒着雨急匆匆地跑到巡逻车前。The men apparently opened fire after they were challenged by a patrol.显然，那些人是在受到一支巡逻队...
Selective dehydration of hexose, such as D - fructose, is one of main synthetic methods for 5 - hydroxymethylfurfural.果糖等己糖选择性脱水是制备 5- 羟甲基糠醛的主要方法之一.Ketohexose A ketose SUGAR with six carbon atoms , e . g . fructose.己酮糖:一...
My pension has plummeted and now I have to buy an annuity.我的退休金暴跌,现在必须去买一份年金(annuity)了.Alexander receives a small annuity.亚历山大获得了一份数额不大的年金.Investors should consider putting some money into an annuity.投资者们应当考虑存一些年金。Invest...