(noun.) piece of leather or synthetic material that forms the part of a shoe or boot above the sole that encases the foot; 'Uppers come in many styles'.
(adj.) higher in place or position; 'the upper bunk'; 'in the upper center of the picture'; 'the upper stories' .
(adj.) superior in rank or accomplishment; 'the upper half of the class' .
(adj.) the topmost one of two .
安娜贝拉录入
安琪莉可录入