ounce /auns/ n. ［c］ 1. 盎司 (常衡1/16磅，金衡1/12磅；缩为OZ) ：One ounce is approximately 28 grams. 一盎司大约28克。It is sold by ounce. 论盎司出售。2. 微量： He hasn’t an ounce of common sense. 他一点常识也没有。An ounce of prevention is worth a pound of cure.［谚］一分预防相当十二分治疗。