First, tourism is a great source of tax revenue.
首先,旅游业是税收入的一个巨大来源。
The main source of revenue is tax.
财政收入的主要来源是税收。
Tax is a main source of a country's revenue.
税收是国家财政收入的重要来源。
Tax source administration is the most important part of revenue administration.
税源管理是税收管理的重中之重。
Tax source administration is the most important part of revenue administration.
税源管理是税收管理的重中之重。
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