Upa·ni·shad /uˈpɑnɪˌʃɑd, juˈpænəˌʃæd/
一古代印度哲學書
Upanishad
n : a later sacred text of Hinduism of a mystical nature dealing
with metaphysical questions; "the Vedanta philosophy
developed from the pantheistic views of the Upanishads"