paper-thin
pa per-thin |ˈpeɪpər θɪn | ▶adjective extremely thin or insubstantial: paper-thin pancakes | her sophistication was paper-thin.
paper-thin ▶adjective very thin or insubstantial: paper-thin pancakes | her sophistication was paper-thin.
p à per-th í n 形容詞 紙のように薄い ; わずかな, 紙一重の .