基本解釋流通費用率英漢例句雙語例句There exist many problems in China's current medicine circulation mode, such as complex transaction channel, big circulation cost, low market concentration rate and so on.我國醫(yī)藥流通現有模式存在諸多問題，如交易渠道復雜，流通費用過大、市場集中度低等。circulation cost rate更多例句