他往往会轻松自如地转换话题。He's prone to flit between subjects with amazing ease.大约6万用户拥有特殊的适配器来接收和转换信号。About 60,000 subscribers have special adapters to receive and decode the signals.采自该录像带的模拟信号被转换成数字代码。The analogue signals fr...
They had a clandestine meeting in the park yesterday.昨天他们在公园开了个黑会.To dramatize the necessity of clandestine warfare, instructors objectively recited case histories and their import.为了说明秘密战的必要性, 教官们客观地讲述了案例及其意义.This be th...