Onun planları teoride her zaman kulağa hoş geliyor ama uygulamada çalışmaz.
- His plans always sound great in theory but they don't work in practice.
Teoride her şey çok güzel ama pratikte işe yarayacak mı?
- It´s all very well in theory, but will it work in practice?
Teorik olarak mümkündür, ancak uygulamada çok zor.
- In theory it is possible, but in practice it is very difficult.
... she proved that that theory was right. She supported her conviction that insistence on ...
... in time travel if you start to use something called string theory. ...