埃居 Traditional form: 埃居 Pinyin (reading): āijū Definitions: écu (French coin, discontinued by the end of the 18th century) Characters: 埃 - fine dust; dirt; Angstrom 居 - to live, to reside; to dwell; to sit Traditional characters: 埃 - fine dust; dirt; Angstrom 居 - to live, to reside; to dwell; to sit