增刊zēngkān报刊逢纪念日或有某种需要时增加的篇幅或另出的册子{supplement (to a newspaper or periodical); supplementary issue; enlarged edition or supplementary issue to a newspaper or periodical on a commemorative day or to meet a certain demand}: 新年～{supplementary issue for the New Year}|国庆～。{supplementary National Day issue}