“蒸汽机”的拼音为：zhēng qì jī...

谁发明了蒸汽机？Who invented the steam engine?谁发明了蒸汽机?Who invented the steam engine?蒸汽机将热能转变成动力.A steam engine transforms heat into power....

“蒸汽机”的英语可以翻译为：steam engine，steamer ...