rigorous
/ˈrɪgərəs/adjective
1- extremely thorough, exhaustive, or accurate严密的, 缜密的; 精确的：
the rigorous testing of consumer products.
对消费品的严格检验。
1.1
- (of a rule, system, etc.) strictly applied or adhered to（规则, 制度等）严格的; 苛刻的：
rigorous controls on mergers.
对并购的严格控制。
1.2
- (of a person) adhering strictly or inflexibly to a belief, opinion, or way of doing something（人）对信仰（或意见、做法）严格坚持的：
a rigorous teetotaller.
绝对滴酒不沾的人。
1.3
- (of an activity) physically demanding（ 活动）耗体力的：
my exercise regime is a little more rigorous than most.
我的健身法比大多数其他的耗力更多一些。
1.4
- (of the weather or climate) harsh（天气, 气候）严酷的：
Scotland has a more rigorous climate than England.
苏格兰的气候比英格兰更恶劣。
派生词
rigorously
adverbrigorousness
noun词源
late Middle English: from Old French rigorous or late Latin rigorosus, from rigor 'stiffness' （see RIGOR1）.