I. Mang nghĩa "nghiêm ngặt"
=A test, system, or procedure that is rigorous is very thorough and strict / thorough and careful
- The selection process is based on rigorous tests of competence and experience.
- ...a rigorous system of blood analysis.
- ...rigorous military training
- rigorous discipline (IELTS TUTOR giải thích: kỷ luật khắt khe)
- rigorous attention to detail (IELTS TUTOR giải thích: sự chú ý tỉ mỉ đến chi tiết)
- rigorous analysis (IELTS TUTOR giải thích: sự phân tích cặn kẽ)
- rigorous scientific method (IELTS TUTOR giải thích: phương pháp khoa học chính xác)
- rigorous enforcement of the law
II. Mang nghĩa "nghiêm khắc; khắt khe"
=If someone is rigorous in the way that they do something, they are very careful and thorough / strict
- He is rigorous in his control of expenditure