评论
打印
蔚然成风 --------- become the order of the day
例句：
A:Studying foreign labguages has become the order of the day recent years, and I want to study too.
近几年学习外语蔚然成风，我也想去学。
B: That's nice!
那太好了！
注释：
become common practice which prevails throughout
grow into a general trend
