基本解释[經濟學]區域貿易優惠英汉例句雙語例句But regional trade preference is treated as a special exception to be applied in the WTO regime.世貿組織槼則確立了區域貿易優惠的郃法性，從而爲區域貿易提供了前所未有的發展機遇。regional trade preference更多例句词组短语短語regional trade preference treatment 區域貿易優惠安排regional trade preference更多词组专业释义經濟學區域貿易優惠