competition,competitor区别?他们都有竞争者的意思

competition是什么意思 shorus competition competition-based in the competition是什么意思? my attitude towards competition competition and coorperation chorus competition是什么? Brandstorm competition是什么意思 competition什么意思 speaking competition是什么意思 wordsmith competition 啥意思 competition and cooperation是什么意思 competition and cooperation是什么意思 什么是Cooperation-Competition? 用competition造句 the singing competition造句 stiff competition是什么意思 competition 的动词是什么?