At 9:00 pm sharp,the clerk told me there was an old couple in the hall who wanted to wpeak with me

At 9:00 pm sharp,the clerk told me there was an old couple in the hall who wanted to wpeak with me

题目
At 9:00 pm sharp,the clerk told me there was an old couple in the hall who wanted to wpeak with me
What the meaning of "sharp"
答案
sharp 更强调正点的意思.比clock更强调准时.不知道这么说你是否能明白.
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