heliogravure怎么读，heliogravure什么意思，heliogravure短语和例句

1.It is an image of an engraving of a man walking a horse and it was made using a technique known as heliogravure.

照片照的是一幅版画，内容是一个人牵着一匹马在走。它是由一种叫凹版拍摄的技术完成。

2.It is an image of an engraving of a man walking a horse and it was made using a technique known as heliogravure.

照片照的是一幅版画，内容是一个人牵着一匹马在走。它是由一种叫凹版拍摄的技术完成。

3.It was made using a technique known as heliogravure.

它是由一种叫凹版拍摄的技术完成的。