People often believe that they should use the indefinite article an in front of words like historic, horrific, or hotel. Historic means ‘important or likely to be important in history’: Survey of historic costume中进一步介绍的chaperon 15世纪上半叶的帽饰款式鲜有变化，传统软帽（coifs）与贝雷帽仍为主流。 其中chaperon是一种带垂尾装饰的连兜帽肩披，其下垂部分.
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When the berlin wall came down, it was a historic occasion.
‘a historic event’ or ‘an historic event’?
I feel that this is a historic moment for our country.
