基本解释齿条同根派生 rack-work相关词英汉例句The fuel rack requires little force to accomplish its motion.油泵齿条几乎毋须费力就能使之移动。The rack type pusher designed by Chongqing Steel is in good condition.所设计的齿条式推钢机使用状况良好。rack-work更多例句