popjn.由闲谈回到正题上popv.发出(砰的响声)；取出；突然行动；突然出现；爆开；睁大；开枪n.流行音乐，流行艺术；爆裂声；<美口>爸爸adj.通俗的；流行的；热门的pop an empty stack堆栈变空Populus wenxianica文县杨Populus plantation杨树人工林Populus hsinganican.兴安杨Populus qamdoensisn.昌都杨Populus wutunensis吴屯杨Populus manshurican.热河杨Populus suaveolensn.甜杨Popov rs condition波夫条件Populus euphratican.胡杨