具有某种特别内涵，而通常又被当做一种选股和炒作题材，成为股市热点的股票concept stock

• 亚信是为数不多中国概念股里面表现较好的企业。

  AsiaInfo Linkage is one of the few Chinese concept stock enterprises that are performing well.

• 那些被高估的伪成长股以及众多题材股、概念股还存在巨大的下跌空间。

  There is still a lot of room for those overvalued false long term growth stocks, themed stocks, and concept stocks to fall further.