相关单词同义词cautious, prudent, wary, secured, 近义词 cautious 谨慎的, wary 小心的, circumspect 细心的, safe 安全的, valuable 贵重的, restrained 克制的, protected 受保护的, secured 动词secure的过去式..., shielded 有屏蔽的, fortified 加强的, hesitant 迟疑的, careful 小心谨慎的, noncommittal 态度暧昧的, cagey 谨慎的临近词guard, guardband, guardrail, guard wire, guard book, guard unit, guard foil, guard boom, guard rows, guard room, guard sign相似词guard of honour, guard post, guard rail, guard's van, guardhouse, guardian, guardian angel, guardianship, 返回 guarded