aid to navigation on inland waterways是什麼意思、英文翻譯及中文解釋大綱
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aid to navigation on inland waterways
詞語: aid to navigation on inland waterways
解釋: 內河航標
詞典: 海運專業英漢詞典
aid to navigation on inland waterways 相關解釋
aid to navigation on inland waterways 〔名詞〕內河航標
內河航標 aid to navigation on inland waterways;river beacon