Sentence examples for systems are not from inspiring English sources

Existing systems are not good enough.

But the systems are not for everyone.

Smartphone-payment systems are not iron clad.

Unfortunately, his systems are not foolproof.

Communal heating systems are not new.

The systems are not yet perfect, though.

Our systems are not designed for it.

Only democratic systems are not transitory".

And, no, the interactive systems are not silenced by tunnels.

Things like air-conditioning systems are not very efficient.

Female reproductive systems are not, in fact, much like clocks.