They mean that it serves as a way of exchange commodities.
the central bank maintains foreign exchange reserves in order to promote international trade and stabilise exchange rates
it means they sell it to you fr store credit, the price for exchange is the amount of store credit you would get
Exchange money means that somebody change a currency into an other currency. This can be done at a bank or a money exchange shop. An exchange is often required at a visit of an other nation which use an other currency.
businesses that sell goods or services to customers overseas, and are paid in a foreign currency, are exposed to foreign exchange risk. To manage that exposure effectively, they must understand the inner workings of foreign exchange risk.
it means: "that person is casual".
It is a mix between the casual and sophisticated look...
casual
formal means to be casual and not so important just for taste
Dressing casual means slacks and a dress shirt and nicer shoes.
casual observation
What do you mean............ she is a singer, doing the casual.
casual chat
A casual woman.
what does floating on the stock exchange mean
A casual romantic or sexual relationship.Brief or casual involvement with something: "Berkeley was my last dalliance with the education system"
to exchange something