"2"^^ . "Square metre is a unit of area defined as the area of a square whose sides measure exactly one metre. Square metre is a derived unit in the International System of Units." . . . "vierkante meter"@nl . "square metre"@en . "\u5E73\u65B9\u7C73"@zh . . "m2" . "Square metre is a unit of area defined as the area of a square whose sides measure exactly one metre."@en .