allowableKK [əˋlaʊəbəl] /əˈlaʊəbəl/形容詞1允許的、可接受的、容許的The maximum allowable weight for carry-on luggage is seven kilograms.手提行李允許的最大重量是七公斤。2可扣除的、可抵稅的稅務Travel expenses for work are an allowable deduction on your tax return.因公出差的費用在申報所得稅時屬於可扣除的項目。