rigours

英 [ˈrɪgəz]

美

n. 谨慎; 缜密; 严谨; 严格; 严厉; 艰苦; 严酷
rigour的复数

柯林斯词典

in AM, use 美国英语用 rigor

N-PLURAL 困难;艰苦;严苛;严峻
If you refer tothe rigours ofan activity or job, you mean the difficult, demanding, or unpleasant things that are associated with it.
1. He found the rigours of the tour too demanding.
  他发现这次旅行非常艰苦。
2. ...the rigours of childbirth.
  分娩的艰辛
N-UNCOUNT 严格;严密;缜密
If something is done withrigour, it is done in a strict, thorough way.
1. The new current affairs series promises to address challenging issues with freshness and rigour.
  新的时事系列节目承诺以全新的视角和严谨的态度谈论有挑战性的问题。