fɔːɹ ˈɪnstəns, wˈʌn kæn mˈɛnʃən kˈɑːmplɛks pɹˈɑːbləmz ɪn flˈuːɪd daɪnˈæmɪks, klˈaɪmət daɪnˈæmɪks, sˈɑːlɪdˈɜːθ dʒˌiːoʊfˈɪzɪks, ænd mˈɛni pɹˈɑːbləmz ˈɛlswɛɹ ɪn nˈætʃɚɹəl sˈaɪənsᵻz wˌɛɹ mˈʌtʃ ʌvðə dˈɪskoːɹs ɪz stˈɪl kənsˈɛptʃuːəl.
For instance, one can mention complex problems in fluid dynamics, climate dynamics, solid-earth geophysics, and many problems elsewhere in natural sciences where much of the discourse is still conceptual.