这幅中世纪绘画展示了一位六翼炽天使环绕在圣母玛利亚周围。

The medieval painting shows a ___seraph with six wings encircling the Virgin Mary.

她的慈善行为如此纯粹，仿佛是一位六翼天使。

Her charitable acts were so pure that she seemed like a ___seraph.