从去年4月开始，环保的共享单车在中国的大城市中已经相当流行。
Shared bikes, which are environmentally friendly, have become quite popular among big cities in China since last April.
这个名字在数字信号处理器的用户中相当流行。
This name is most common among the users of digital signal processors.
结果，这股“保守潮流”也变得相当流行，带动了整个出版业。
It turns out that the modesty trend is popular enough to sustain a whole publishing career.
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