Definition
to gradually accumulate more points, profits, and similar gains.
不断累积（得分或利润）；累计；聚集
He racked up points throughout the competition, ultimately winning the championship.
他在整个比赛中不断累积分数，最终赢得了冠军。
The company has racked up a considerable profit over the past few years.
这家公司在过去几年中累积了可观的利润。
She has racked up awards in extracurricular activities, showcasing her exceptional talents.
她在课外活动中累积了许多奖项，展示了她非凡的才华。
to raise something like a rent or price, often by an amount perceived as excessive.
（尤其是过度地）增加或提高（租金、价格等）
The landlord racked up the rent excessively, leaving tenants dissatisfied.
房东过度提高了租金，让房客感到不满。
As demand skyrocketed, the sellers racked up prices continuously.
随着需求飙升，卖家不断提高价格。
They shouldn't rack up these fees arbitrarily, or they'll risk losing customers.
他们不应该随意提高这些费用，否则可能会失去客户。