taking care to do things carefully and correctly谨慎的；认真负责的；一丝不苟的◆Her pleasant personality and conscientious work made her a valued member of staff.她开朗的个性、一丝不苟的工作态度使她成为职工中受重视的一员。▸ˌconsciˈentiously
adverb
◆He performed all his duties conscientiously.他认真负责地履行了自己所有的职责。▸ˌconsciˈentiousness