相关单词同義詞inerrable, 近義詞 safe 安全的, tight 緊的, resistant 觝抗的, secure 安全的, guaranteed 保証的, infallible 絕無錯誤的, fail-safe 自動防故障裝置..., perfect 完美的, sure-fire 一定成功的, 一定能達到..., goof-proof 避免犯錯誤, goofproof 確保 ... 不出差錯..., unfailing 永恒的臨近詞foot, foolish, foolproofness, foolproof design, foolproof system, foolproof camera, foolproof guardian, foolproof apparatus, foolproof verification, foolproof interconnection, foolproof security foolproof, Foolproof Identification System相似詞fool's paradise, foolery, foolhardy, foolish, foolscap, foosball, foot, foot fault, 返回 foolproof