美国的道路建设和修缮由联邦燃油税支付，后者被纳入公路信托基金统一管理。
The building and repairing of roads in America is paid for by a federal petrol tax, which replenishes the highway trust fund.
美国的道路建设和修缮由联邦燃油税支付，后者被纳入公路信托基金统一管理。
The building and repairing of roads in America is paid for by a federal petrol tax, which replenishes the highway trust fund.
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