求翻译：quiero cercionarme de todo antes de nada, entiendeme que quiero hacer las cosas bien y que no me salga muy caro porque el trayecto hacia españa no quiero tampoco que sea muy costoso, no se si aduanas me retendra el paquete.. tu sabrias decirme mis incertidumbres?是什么意思？

I want cercionarme all first of all , understand me want to do things right and do not leave me very expensive because the journey to Spain does not want it to be very expensive, I do not know if customs will retain the package .. you would know me my uncertainties

I would like cercionarme of everything before anything, get me that I would like to make the things well and that I don't exit very expensive because the journey to Spain do not want to nor that it is very expensive, I don't know if i will retain the customs.. your package you wouldn't tell me my un

I want to cercionar itself of everything before anything, entiendeme that I want to make the things affluent and that do not leave to me very expensive because the passage towards Spain I do not want either that he is very expensive, not if customs me retendra the package. your sabrias to say my unc

I want to cercionarme everything before anything, Estructura I want to do things well and that not me out very expensive because the route to Spain don't want to not be very costly, not is if customs I retained the package... do you know tell me my uncertainties?

quiero cercionarme de todo 下赌 de nada， entiendeme que quiero hacer las cosas bien y que 没有我 salga muy caro porque el trayecto hacia espana 没有 quiero tampoco que 海 muy costoso，没有东南 si aduanas 我 retendra el paquete .. tu sabrias decirme 错 incertidumbres？