hysterotomy的复数形式怎么写

As for the final of pregnancy, spontaneous abortion 1 case, induced labor 2 cases and hysterotomy 2 cases.妊娠结局:1例自然流产, 2例引产,2例行择期剖宫产....

hysterotomy的音标：hysterotomy的英式发音音标为：['hɪstə'rɒtəmɪ]hysterotomy的美式发音音标为：[ˌhɪstə'rɒtəmɪ]...

n.子宫切开（术）...