taking care to do things carefully and correctly 勤勉认真的;一丝不苟的 a conscientious student/teacher/worker 勤勉认真的学生;一丝不苟的老师;认真负责的工人 He was thorough and conscientious, rather than brilliant. 他做事周到认真,但并非才华横溢。 She was a popular and conscientious teacher. 她是受欢迎的老师,工作一丝不苟。
Oxford Collocations DictionaryConscientious is used with these nouns:- objection
Word Originearly 17th cent.: from French consciencieux, from medieval Latin conscientiosus, from Latin conscientia, from conscient- ‘being privy to’, from the verb conscire, from con- ‘with’ + scire ‘know’.