Prorate

[prəʊ'reɪt;'prəʊ-] or ['proret]

(verb.) divide or assess proportionally; 'The rent was prorated for the rest of the month'.

(verb.) make a proportional settlement or distribution.

整理:莱昂内尔--From WordNet

(v. t.) To divide or distribute proportionally; to assess pro rata.

杰瑞德校对