Normative ethics can guide the doctors and the nurses to do a right behavior in medical practice effectively, but at the same time it has some limitation.

但是，这种道德理论在有效指导医学职业道德实践的同时，也显出一定的局限性。

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How do you write it into a new piece of legislation hoping that, in practice, individual doctors and nurses will carry it out in the most demanding of circumstances using their skill, diplomacy and common sense - and it's that which has clearly spooked the AMs who will have to vote the Bill into law.

BBC: Real life and law making collide