新东方-柯林斯雅思备考词典

BC

英  [ˌbiː ˈsiː]
    
又拼作 B.C.  
  • 1公元前

    You use BC in dates to indicate a number of years or centuries before the year in which Jesus Christ is believed to have been born. Compare AD.

    双语例句

    例:

    The brooch dates back to the fourth century BC.

    这枚胸针可追溯至公元前4世纪。

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