地形学 /dìxíngxué/ angolul

geomorphology [geomorphologies]▼(the study of landforms)
noun
[UK: ˌdʒiə.ˌmɔː.ˈfɑː.lə.dʒi] [US: ˌdʒiə.ˌmɔːr.ˈfɑː.lə.dʒi]