doctrinaladj.
美 'dɑktrənl
中文adj. 学说的，教义的；教诲的
词根词源
doctrinal (adj.)"pertaining to doctrines," 1560s, from Late Latin doctrinalis, from doctrina (see doctrine). Attested from mid-15c. as the title of a text book (from Middle French doctrinal).
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