学习资料

[意       思]abbr. 公元前
[例]  The brooch dates back to the fourth century BC. 这枚胸针的历史可以追溯到公元前4世纪。

更多意思

abbr公元前

参考例句

1.	BC is the base of the triangle ABC.
	ＢＣ是三角形ＡＢＣ的底边．
2.	The date 1500 BC has been ascribed to it.
	人们认为其年代系公元前1500年。
3.	The date 200 BC has been attributed to that book.
	那本书的年代被认为是公元前200年。
4.	He died in 33 BC .
	他死于公元前33年。
5.	Buddhism was introduced from India in the third century BC .
	佛教是公元前3世纪从印度传入的。