miscalculation

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++mis·cal·cu·la·tion /mɪsˌkælkjəˈleɪʃən/ noun [countable]  1. MISTAKEa mistake made in deciding how long something will take to do, how much money you will need etc 误算，错算2. MISTAKEa wrong judgment about a situation 〔对局势的〕错误判断

Examples from the Corpus

miscalculation• Maybe she missed the channel into Angle Inlet by only a fraction of a mile, a miscalculation of gradient or degree.• I thought if I told Mark everything, it would be OK. That was a bad miscalculation.• There was one jaw-dropping miscalculation after another.• They are called: horrible blunders, astonishing lapses, incomprehensible oversights, gross miscalculations, and the like.• But seldom has a military miscalculation been so gross and retribution so immediate.• The President's election defeat was the result of his own miscalculations.• Alcohol might have played some part in this serious miscalculation.• This is the point at which to take a second look at the miscalculations of the census.• But on the other side of the ledger, reduced operating expenses offset the miscalculations.• The house was, he thought, a monument to miscalculation.

mis·cal·cu·la·tion nounChineseSyllable  

in deciding Corpus made mistake a how something long

miscalculation
mis‧cal‧cu‧la‧tion /mɪsˌkælkjəˈleɪʃən, mɪsˌkælkjʊˈleɪʃən/ noun [countable]
1. a mistake made in deciding how long something will take to do, how much money you will need etc
2. a wrong judgment about a situation