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,文章分析了大连市道路货运行业的现状,研究了行业具有的主要特点,认清存在的主要问题。cart road更多例句