rigour

rigour
( rigor)
noun
  1. [mass noun]the quality of being extremely thorough, exhaustive, or accurate
    严密,缜密,精确
    his analysis is lacking in rigour.
    他的分析不够缜密。
    ■severity or strictness
    严格,严厉,苛刻
    the full rigour of the law.
    该法律的极其严厉性。
    ■(rigours) demanding, difficult, or extreme conditions
    苛刻(或艰苦、极端)的条件
    the rigours of a harsh winter.
    寒冬的严酷。
语源
  1. late Middle English: from Old French rigour from Latin rigor 'stiffness'
英语宝典
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