n. 比率, 率, 速度, 价格, 费用, 等级

vt. 估价, 认为, 鉴定等级, 责骂

vi. 被评价, 责骂

n. a magnitude or frequency relative to a time unit

n. amount of a charge or payment relative to some basis

n. a quantity or amount or measure considered as a proportion of another quantity or amount or measure

v. assign a rank or rating to