[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
late Middle English: from Old French rigour from Latin rigor 'stiffness'