相关单词同义词future, 近义词 farther 更远的, hidden 隐藏的, concealed 隐藏的, secret 秘密, underhand 秘密的, unknown 未知的, mysterious 神秘的, clandestine 秘密的(常指违法的行为)..., underlying 潜在的, subterraneous 地下的(地中的)..., subterranean 地下的, posterior (在时间, later 后来临近词ultimate, Ulster, ulteriorly, ulteriority, ulterior motive, ulterior purpose, ulterior motives, ulterior consequences相似词ulnar, ulnar wrist pain, ulnaris, Ulster, ultimate, ultimately, ultimatum, ultra, 返回 ulterior