machine
noun
an apparatus consisting of interrelated parts with separate functions, used in the performance of some kind of work.
Used to describe an ongoing action or continuous state that was happening at a specific time in the past.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
In a corner was a hastily constructed forge; three girls were working with it, turning out curved strips of metal, which a boy was machining on the metal lathe.
From Adolescents Only by Irving E. Cox