本源 /běnyuán/ angolul

fountainhead▼(an abundant source of knowledge, etc.)
noun
[UK: ˈfaʊntɪnˈhɛd] [US: ˈfaʊntɪnˈhɛd]

origin [origins]▼(beginning of something)
noun
[UK: ˈɒr.ɪdʒ.ɪn] [US: ˈɔːr.ɪdʒ.ɪn]

source [sources]▼(person, place or thing)
noun
[UK: sɔːs] [US: ˈsɔːrs]