文物：秦青铜三棱箭镞，表面经过特殊防锈处理，形制规整划一。

Triangular Bronze Arrowhead of Qin Dynasty: Its surface received special antirust treatment and it has a neat shape.

youdao

文物：秦青铜三棱箭镞，表面经过特殊防锈处理，形制规整划一。

Triangular Bronze Arrowhead of Qin Dynasty: Its surface received special antirust treatment and it has a neat shape.

youdao