not in fact what it is said to be 不真实的,假的 the Holy Shroud of Turin is thought to have been proved inauthentic by radiocarbon dating. 大众认为都灵的圣裹尸布已通过碳的放射性同位素测定年代,被证明是假的。 ■not genuinely belonging to a style or period 伪…风格的, 伪…时期的 baroque harpsichord pieces played on the decidedly inauthentic modern Steinway. 在无疑是伪现代施泰韦钢琴上演奏的巴洛克大键琴曲。 ■lacking full reality or sincerity 不太现实的,不太真诚的 people close to death could not waste time being inauthentic. 垂死的人不可能浪费时间不可信。