bbc每日地道英语短语：由bbc英语编写,讲解口语中最常用的英语成语短语。
今日短语
短语 a sign of the times 往往可以用来描述过去某段时间的特征或产物，经常带有贬义。
例句
the bus driver was so rude to her, but i guess it’s just a sign of the times.
it's a sign of the times that people can’t smoke indoors anymore
请注意
另一个短语 to sign up (for something) 意思是加入某项活动。
今日小常识
road signs in india are similar to those seen in the uk. the main difference is that most are bilingual with the writing being in the regional language and in english.
印度的交通路牌与英国非常相似。主要不同的一点是大多数路牌都使用双语显示，既方言和英语。