单词	underestimation
释义	underestimation /ˌʌndərɛstɪˈmeɪʃ(ə)n / noun A judgement or rough calculation that is unfavourable or too low: there was an underestimation of what it would cost people continually make these huge underestimations about teenagers [mass noun]: this could lead to underestimation of overall energy expenditure... The management of transport policy over several decades has been spectacularly inept, aside from the understandable underestimation of population numbers. Dependency of the arm below heart level leads to an overestimation of systolic and diastolic pressures and raising the arm above heart level leads to underestimation. This figure likely represents an underestimation of the true incidence of symptomatic articular cartilage lesions.
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