同根派生 cart road相关词英汉例句First, it analyses the present situation of Dalian road freight industry, and researches on the major characteristics of this industry, and recognizes the major existing problems.首先,文章分析了大連市道路貨運行業的現狀,研究了行業具有的主要特點,認清存在的主要問題。cart road更多例句