сърдечно-съдова система angolul

circulatory system [circulatory systems]▼(parts of an animal body which circulate the blood around the body)
noun
[UK: ˌsɜː.kjə.ˈleɪ.tə.ri ˈsɪ.stəm] [US: ˈsɝː.kjə.lə.ˌtɔː.ri ˈsɪ.stəm]