Word meaning often changes with the times, and dictionaries are always left behind the trend.The dictionary is out, then why not consult Google?There is either a variety of word meanings, making it impossible to hit the target.or too much results would make you dazzled.Google "e;they have become an item"e;, can you really know that "e;item"e; means "e;lovers"e; here? Generally speaking, English is full of idioms, metaphors, Loanwords and American English, which is steadily on the increase and has unending changes.If young people want to keep up with the trend and do not want to use "e;standard English"e; blindly, they must rely on Chen Sir to give directions.