| 单词 | 百无一失 |
| 释义 | 百无一失bǎi wú yī shīcannot possibly go wrong;no danger of anything going wrong; no risk at all;win every encounter; not a failure out of a hundred trials; perfectly safe; surefire 百无一失bǎi wù yī shī形容绝对不会发生什么差错。no risk at all, no danger of anything going wrong, win every encounter, surefire, perfect safe 百无一失bǎi wǔ yī shī失：失误，差错。形容绝对有把握，不会出差错。surefire, a sure success, absolutely certain, absolutely sure |
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