“Machine” in Chinese is 机器 (jīqì).
国家是危险的机器。
A country is a dangerous machine.
Example sentence from Tatoeba (CC BY 2.0).
Not to be confused with: 及其 (jí qí, (conjunction linking two nouns) and its ...; and their ...; and his ...; and her ...) · 极其 (jíqí, extremely) · 激起 (jīqǐ, to arouse)