translation.en: In the 17th century, it narrowed its focus, for reasons that I'm exploring in a book I'm writing at the moment, to include -- to mean an intellectual assent to a set of propositions, a credo.
translation.zh: 到了17世纪，这个词的含义变窄了， 其中的原因我正在写书进行探究， 这个词的含义变成了，对一组命题进行理智的考量后予以认可，也就是信条。