The phrase 'it moves back and forth' is correct and can be used in written English.
You can use it to express the idea of something moving repeatedly between two contrasting points. For example: "The pendulum moves back and forth, marking the passing of time."
Thus, as it moves back and forth the bed prints two impressions, one for each form.
"It moves back and forth rapidly, pumping water into the bill and then squirting it back out the sides".
The conflict will surely continue to escalate as it moves back and forth between international waters and courts of varying jurisdiction.
The diaphragm is deflected by an amount proportional to the magnitude of the current in the coil and generates sound waves as it moves back and forth.
At home you should certify the pizza once more, making sure it moves back and forth smoothly on the surface of the peel.
It moves back and forth between Nazi Germany in 1939 and the French Riviera in 1956, with two suspenseful tales that for a while seem unconnected but aren't.
Driver had a tumultuous childhood and spent much of it moving back-and-forth between different family members and social services.
"The ability to use data — the ability to store and analyze it and have it move back and forth across borders — is really important not just to the software industry but to the global economy at large," Espinel told me.
It moved back and forth between Lisbon and Coimbra several times before settling in Lisbon from 1377 to 1537, when it permanently relocated to Coimbra and took the name of that city.
"The ability to use data the ability to store and analyze it and have it move back and forth across borders is really important not just to the software industry but to the global economy at large," Espinel told me.
"He saw that … we have a mind that does exactly as it pleases, moves back and forth in time.
