all-comers (alsoallcomers)

• 1.  

  N-PLURAL（复数型名词） You use all-comers to refer to everyone who wants to take part in an activity, especially a competition. 所有参与者; 所有参赛者

  例：

  This is her second season offering residential courses for all-comers.

  这是她第二次在赛季里为所有参赛者讲授住校课程了。