He devised his own technique for mural painting, a sort of tempera on stone.

他运用了自己的新技术，一种绘于石头上的蛋彩画法。

youdao

He devised his own technique for mural painting, a sort of tempera on stone.

他运用了自己的新技术，一种绘于石头上的蛋彩画法。

youdao