nonrailroad       
adjective [ before noun ] US (also non-railroad) uk/ˌnɒnˈreɪl.rəʊd/ us/ˌnɑːnˈreɪl.roʊd/ (UK non-railway)
 (美加)非铁路的
not relating to railroads
  The company diversified into nonrailroad lines of business. 公司变得多元化,开始经营非铁路业务。 
 Payroll tax calculations are different for railroad employees and non-railroad workers. 铁路雇员和非铁路工人的工资税算法是不同的。 
 - More examples
 - I have worked for both a railroad employer and a nonrailroad employer.
 - As a railroad employee, certain retirement and disability benefits may be available to your nonrailroad spouse.
 - The company's non-railroad investments have contributed millions of dollars to its operations.
 - Nonrailroad personnel should leave the site immediately.
 - Social Security offers disability benefits to nonrailroad workers.