dossal
/ˈdɒsəl/noun
- an ornamental cloth hung behind an altar in a church or at the sides of a chancel（教堂圣坛后面或高坛两侧的）幔布。
词源
mid 17th cent. (denoting an ornamental cloth to cover the back of a seat)： from medieval Latin dossale, from late Latin dorsalis 'on the back' （see DORSAL）.