熱輻射 angolul

thermal radiation▼(electromagnetic radiation emitted from a body)
noun
[UK: ˈθɜːm.l̩ ˌreɪ.dɪ.ˈeɪʃ.n̩] [US: ˈθɝː.ml̩ ˌre.di.ˈeɪʃ.n̩]