. . "\u7C73"@zh . . "m" . "The metre is a unit of length defined as the length of the path travelled by light in vacuum during a time interval of 1/299 792 458 of a second. The metre is a base unit in the International System of Units." . "metre"@en . "The metre is a unit of length defined as the length of the path travelled by light in vacuum during a time interval of 1/299 792 458 of a second."@en . "meter"@nl . "meter"@en . .