钢筋混凝土

armoured concrete, ferroconcrete, reinforced concrete[化] ferroconcrete

gāng jīn hùn níng tǔ ㄍㄤ ㄐㄧㄣ ㄏㄨㄣˋ ㄋㄧㄥˊ ㄊㄨˇ