“我的外貌”用英语可以说作 "my appearance"。
其中，"appearance" 是英语中常用的表示“外貌”的词，来自拉丁语 "apparitio"，有“出现”、“露面”之意。
例句：
He made a good impression with his appearance. 他的外表给人留下了好印象。
She always takes great care of her appearance. 她总是非常注重她的外表。
His rugged appearance made him look pke a mountain man. 他粗犷的外貌让他看起来像个山野人。