pump and motor assembly
/ˈpʌmp and ˈməʊtəɹ ɐsˈɛmblɪ/
n
English · pump and motor assembly中文 · 泵及电机总成Español · equipo electrobombaFrançais · groupe électropompe
意味：Pump driven by an electric motor, circulating the brake fluid from the accumulator to the master cylinder.