There was also a great deal of machinery on display . the most wonderful piece of machinery on show was nasmyth steam hammer . 还展出了许多机器，其中最妙的一台机器是那什米斯的蒸汽锤。
2.
The most wonderful piece of machinery on show was nasmyth ' s steam hammer 其中最奇妙的是内史密斯的蒸汽锤。
3.
That is a steam hammer 是蒸汽锤啊
4.
And telephone , electric light , steam hammer and other inventions started to appear on exhibitions 电话、电灯、蒸汽锤等新发明，都是最先在展会上与世人见面。
