ma‧chin‧e‧ry W3 / məʃinəri / 名词 [不可数名词]

1 machines, especially large ones

agricultural/industrial/factory etc machinery

The use of heavy machinery has damaged the site.

a piece of machinery

2 a system or set of processes for doing something

machinery of

the machinery of government

machinery for (doing) something

The company has no effective machinery for resolving disputes.

3 the parts inside a machine that make it work :

Be careful not to get anything caught in the machinery.