1、The steam-powered printing press was still in its early stages.
蒸汽印刷機(jī)仍處于起步階段。

2、The steam-powered trawler came next, in 1881.
接著蒸汽拖網(wǎng)漁船在1881年出現(xiàn)。

3、Late in life, Gatling did divert his attention to steam-powered ploughs.
加特林到了晚年，他確實(shí)將注意力轉(zhuǎn)移到了蒸汽式的犁。

4、A steam-powered icebreaker for the transportation of the trains on Lake Baikal, built in 1896.
貝加爾湖上的鐵路用的蒸汽式破冰船，建造于1896年。