atto-metre التعريفات والمعاني == English == === Noun === atto-metre (plural atto-metres) (British) Alternative spelling of atto-meter. شارك هذه المقالة: Facebook Twitter WhatsApp LinkedIn كلمات ذات صلة atto-metres attometre attometres attomètre atto-meter attometer Attometer attometers attometro