ðˈʌs ðə hˈɑːt ˈɛnd kæn stˈeɪ hˈɑːt wˌaɪl ðə kˈoʊld ˈɛnd ɹᵻmˈeɪnz kˈoʊld, meɪntˈeɪnɪŋ ðə tˈɛmpɹɪtʃɚ ɡɹˈeɪdiənt nˈiːdᵻd fɔːɹ θˌɜːmoʊɪlˈɛktɹɪk dɪvˈaɪs ˌɑːpɚɹˈeɪʃən.
Thus the hot end can stay hot while the cold end remains cold, maintaining the temperature gradient needed for thermoelectric device operation.