man·sard
noun/ˈmænsɑːd/
/ˈmænsɑːrd/
(also mansard roof)
(specialist)- a roof with a double slope in which the upper part is less steep than the lower part
孟莎式屋顶，折面屋顶（下部比上部陡） Oxford Collocations DictionaryMansard is used before these nouns:- roof
Word Originmid 18th cent.: from French mansarde, named after F. Mansart (1598-1666), French architect.