Significant progress has been made in the treatment of atrial fibrillation in recent years. The role of amiodarone in atrial fibrillation has also changed greatly.

近年来，对心房颤动治疗方法的探讨已成为医学界研究的焦点问题并取得了很大进展，同时胺碘酮在心房颤动治疗中的地位也有所改变。

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The role of the cabinet secretary, the most senior civil servant, has also changed.

ECONOMIST: The cafeti��re theory of government