Repeating an offer several times is a sign of generosity. But, guests do not have to accept. Saying 'no, thank you' does not give offence in Britain. La planta generalmente muere de inmediato. Volver a ofrecer algo varias veces es prueba de generosidad.
Electronic engineers dream of translating languages on a computer.
It would certainly save a lot of time and effort at international congresses. A small gadget already exits. It looks like a pocket calculator. At the touch of a button it tells you how to say simple words in four different languages. But is very limited.