BC [ˌbi:'si:]
以下由轻松背单词网站提供
基本释义
(=before Christ)公元前
英英释义
before the Christian era; used following dates before the supposed year Christ was born;
参考例句
By 1800 BC, the climate is known to have changed. 在公元前1800年,据说气候已经改变。
In 221 BC, there was a poor scholar in Shanxi Province. 公元前221年,山西有一位穷书生。
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