adjective 下载 🔗分享 无法追踪,无迹可寻。 Not able to be traced or tracked down Examples : "The anonymous donation to the school was made in cash, leaving it completely untraceable. " 这笔匿名捐款是以现金形式捐给学校的,因此完全无法追踪。 technology computing internet police law 与AI对话词汇游戏阅读练习