Definition of BC in English:

BC

abbreviationˌbiːˈsiːˌbiˈsi

1Before Christ (used to indicate that a date is before the Christian era).
公元前（用于表示公元纪元之前的日期）
2British Columbia (in official postal use).
〔邮〕同BRITISH COLUMBIA

BC is normally written in small capitals and placed after the numerals, as in 72 BC (not BC 72). Compare with AD

abbreviationˌbiˈsiˌbēˈsē

1Before Christ (used to indicate that a date is before the Christian era).
公元前（用于表示公元纪元之前的日期）
2British Columbia (in official postal use).
〔邮〕同BRITISH COLUMBIA
3Batallion Commander.

BC is normally written in small capitals and placed after the numerals, as in 72 BC (not BC 72). See also AD

单词	BC
释义	Definition of BC in English: BC abbreviationˌbiːˈsiːˌbiˈsi 1Before Christ (used to indicate that a date is before the Christian era). 公元前（用于表示公元纪元之前的日期） 2British Columbia (in official postal use). 〔邮〕同BRITISH COLUMBIA Usage BC is normally written in small capitals and placed after the numerals, as in 72 BC (not BC 72). Compare with AD Definition of BC in US English: BC abbreviationˌbiˈsiˌbēˈsē 1Before Christ (used to indicate that a date is before the Christian era). 公元前（用于表示公元纪元之前的日期） 2British Columbia (in official postal use). 〔邮〕同BRITISH COLUMBIA 3Batallion Commander. Usage BC is normally written in small capitals and placed after the numerals, as in 72 BC (not BC 72). See also AD
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