0 unable to go wrong -- infallibile
His new plan seems completely foolproof.
中文繁体
（計劃或機器）連傻子都懂的，操作簡便的，萬無一失的…
More中文简体
（计划或机器）连傻子都懂的，操作简便的，万无一失的…
MoreEspañol
infalible, infalible [masculine-feminine]…
MorePortuguês
infalível…
MoreTürk dili
kusursuz, şaşmaz, sağlam…
MoreFrançais
infaillible…
MoreČeština
spolehlivý…
MoreDansk
idiotsikker…
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