tax haven
US /ˈtæks ˌheɪ.vən/
UK /ˈtæks ˌheɪ.vən/

1.
避税港, 避税地
a country or independent area where taxes are levied at a low rate.
:
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Many wealthy individuals use a tax haven to minimize their financial obligations.
许多富人利用避税港来减少他们的财务义务。
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The company moved its headquarters to a tax haven.
该公司将其总部迁至避税港。