[机] rotary aeroengine, rotary type aeroengine
zhuǎn gāng shì háng kōng fā dòng jī ㄓㄨㄢˇ ㄍㄤ ㄕˋ ㄏㄤˊ ㄎㄨㄥ ㄈㄚ ㄉㄨㄥˋ ㄐㄧ