万无一失

  • na.no danger of anything going wrong
  • 网络be on the safe side; surefire; Perfectly safe

万无一失万无一失

万无一失

na.

1.no danger of anything going wrong; be on the safe side; ... cannot fail under any circumstances; guarantee complete success; no risk at all; not a chance of an error; (make it more than probable that) nothing will go wrong; perfectly safe; surefire; The chances are a thousand to one, we shall not fail.

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