steam shovel

The steam-shovel burrowed into the soft ground.

蒸汽铲掘进软土里.

outfitted with piston-driven jaws and steam-shovel arms, his machines exude biological vibes .

他设计的机器人装备着活塞驱动的下颚和蒸气铲车那样的胳膊，浑身洋溢着活力。

1839 - william otis receives a patent for the steam shovel.

1839年的今天，威廉·奥蒂斯收到了蒸汽铲的专利权。

the workmen excavated dirt and rocks with a steam shovel.

工人以蒸汽铲掘土和石头。

The big steam shovel lowered its scoop into the ship and pulled it up with a load of gravel.

那个大汽铲把铲斗放低，伸到船上，铲上一堆小石子。

1839-William Otis receives a patent for the steam shovel.

1839年的今天，威廉·奥蒂斯收到了蒸汽铲的专利权。