英语词汇“free exchange”的翻译、意思、用法、释义-英汉汉英双解词典-良福网

词汇	free exchange
释义	free exchange短语⁴⁸⁰⁰⁰ 基本例句无偿退换 We also need to deal with dams that prevent the free exchange of life from the sea to inland waterways. 我们还应该处理大坝的问题，以防止大坝阻挡鳗鱼从大海洄游到淡水的生长过程。 yeeyan
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