万无一失

wànwúyìshī

no danger of anything going wrong; no risk at all; perfectly safe, safely

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no risk at all; perfectly safe

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no risk at all; perfectly safe

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wàn wú yī shī

adv. no risk at all

wàn wú yī shī

perfectly safe

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wan4 wu2 yi1 shi1

surefire; absolutely safe (idiom)

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万无一失

wàn wú yì shī

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.:

由他掌舵， 通过这段激流险滩是万无一失的。 With him at the helm, we are a hundred percent safe crossing these treacherous rapids.

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萬無一失|万无一失 [wàn wú yī shī] ► surefire; absolutely safe (idiom)