I couldn't keep from laughing.

英 美
  • from prep.出自;来自;从(...起)
  • i pron.我
  • keep v.(使)保持;继续;使耽搁;使延误n.生活必需品;生活费用;城堡主楼网络保存;保留;坚持
  • laughing n.笑;笑声adj.可笑的;带笑的动词laugh的现在分词形式.