1.They quickly spread in popularity and now more than six billion of them are sent every day around the world.
in popularity受歡迎的
Walking and golf increased in popularity during the 1980s.
在20世紀80年代越來越多的人喜歡上了遠足或是打高爾夫球
。2.Some of this misunderstanding is related to how the reader or viewer interprets the emoji design.
is related to有關
Much of the violence is related to drugs and gang warfare.
大多數(shù)暴力事件都與吸毒和群毆有關
。