日期：
来源：雅诚德英语网
One day, while CICIG agents were canvassing the neighborhood, they detected an unmarked vehicle following their car;
一天，当CICIG密探详细调查周围社区时，他们发现有一辆没有标志的车子尾随他们的汽车；
One day, while CICIG agents were canvassing the neighborhood, they detected an unmarked vehicle following their car;
一天，当CICIG密探详细调查周围社区时，他们发现有一辆没有标志的车子尾随他们的汽车；