Lược sử về loài chó | National Geographic (A Brief History of Dogs | National Geographic)

US /spɪˈsɪfɪk/

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UK /spəˈsɪfɪk/

US /ɪˈvɛntʃuəli/

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UK /ɪˈventʃuəli/

US /əˈprəʊtʃ/

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UK /ə'prəʊtʃ/

US /ˈenʃənt/

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UK /'eɪnʃənt/