Julio Jaubert

"Retrete" is not the room, but the toilet appliance. The common word for retrete here in Mexico (and there are many mexicans in U.S.) is "taza". If you prefer, you can use the most common term: inodoro.

Please compare:

Inodoro: http://images.google.com.mx/imgres?imgurl=http://www.cubasishopping.com/ProductImages/851.jpg&imgrefurl=http://www.cubasishopping.com/ProductDetails.aspx%3FproductID%3D851&h=200&w=200& sz=5&hl=es&sig2=7ixwh3GFNYHZO3mdiaGoVA&start=7&tbn id=9idRuez353WvHM:&tbnh=104&tbnw=104&ei=37AxRb27ML 6cigGt7Kxn&prev=/images%3Fq%3D%2522inodoro%2522%26svnum%3D10%26hl%3 Des%26lr%3D

Toilet: http://images.google.com.mx/imgres?imgurl=http://www.slowtheflow.com/images/toilet-about.jpg&imgrefurl=http://www.slowtheflow.com/repairing-toilet-leaks.html&h=228&w=170&sz=3&hl=es&sig2=hJZUEVUX7t2 sUiGa_vp-4A&start=2&tbnid=zXQh_L5jyqabTM:&tbnh=108&tbnw=81& ei=JbExRamnPLvAigG1pP1x&prev=/images%3Fq%3D%2522toilet%2522%26svnum%3D10%26hl%3D es%26lr%3D

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Julio Arturo Torres Jaubert
English-Spanish and French-Spanish translator