相关单词同义词strange, sealed, XYZ, pronumeral, 近义词 mystery 谜，神秘, unidentified 未确认的, strange 奇怪的, alien 外侨, undiscovered 未被发现的, stranger 陌生人, foreign 外来的, mysterious 神秘的, virgin 处女, unexplored 未勘查过的, nonentity 无专长或成就的人..., nobody 无足轻重的人..., newcomer 新来的人, beginner 初学者, unnamed 未命名的, secret 秘密, indefinite 模糊的, nameless 无名的, unfamiliar 不熟悉的, X Xs或 X's, X级电影..., question 问题, conundrum 谜语, riddle 谜, arcanum 秘密, puzzle 难题, untraced 未被跟踪的, unfamous 不著名的, untracked 无足迹的, unheard-of 前所未闻的, untraveled 旅客甚少走过的..., unrecognized 未被承认的, unnoticed 不被注意的, undistinguished 混杂的, obscure 难解的, anonymous 匿名的, uncharted 地图上没标明的..., unascertained 未查明的, new 新的, unmeasured 不可测的, novel 小说, indeterminate 不确定的, undetermined 未确定的, undefined 未定义的, unset 未装配的(不固定的)..., uncalculated 未经考虑的, unfixed 解脱的, Unrevealed 未揭露的, unestablished 未确立的, unsettled 未处理的, undisclosed 未泄露的, undecided (胜负)未决定的..., arcane 神秘的, enigmatic 谜的, hermetical 密封的, inscrutable 难以了解的, untold 数不清的(没有说到的)..., puzzling 令人迷惑的, cryptic 隐秘的, dark 黑暗的, virgin soil 处女地, hidden 隐藏的unexplored territory, 未开发区unknown factor, 未知因素, enigmatical 难解的, territory 领土, closed book 不为人知的人或事..., book 书, deep 深的deep secret, 难了解的秘密..., closed 关闭的, soil 土地, unknown 未知的, factor 因素to be announced, 另行通告, unsung 未被唱的, unknown quantity 难预测的人, terra incognita [拉]未发现的地域..., announced 宣布的, to 对于, be 有反义词known, 已知的临近词unlawful, unkind, unknowns, unknown to, unknownness, Unknown gas, unknown word, unknown term, unknown bits, unknown text, Unknown worm, unknown host相似词unjustified, unkempt, unkind, unknowing, unknown quantity, unlace, unladylike, unlawful, 返回 unknown