I never order anything unless I know the the prices and the current exchange rate to the US dollar.
If you pay by credit card, always choose to pay in the local currency, NEVER select US Dollars.
And stay away from Evil EuroNet ATM machines.
They also mentioned a restaurant in Egypt where the menu was only in Arabic.
One thing you can do is there are now phone apps that allow you to scan a document and it will translate it into English.