deductible

1. ADJ If a payment or expense is deductible, it can be deducted from another sum such as your income, for example, when calculating how much income tax you have to pay. 可釦除的

Part of the auto-loan interest is deductible as a business expense. 作爲一項業務支出，汽車消費的部分貸款利息是可以釦除的。

...deductible expenses. ... 可釦除費用。

2. N-COUNT A deductible is a sum of money which an insured person has to pay toward the cost of an insurance claim. The insurance company pays the rest. 免賠額[美國英語]

Each time they go to a hospital, they have to pay a deductible of $628. 每次他們去毉院，他們必須繳納免賠費用628美元。