tax-deductible可: approve免稅: free of duty; exemption from ...的: 4次方是 The fourth power of 2 i ...可免稅: tax deduction免稅的: duty free; duty-fee; duty-free; duty-tree; exempt from taxes; tax exempt; tax free; tax-free; toll-free下載手機詞典可隨時隨地查詞查翻譯