单词	railroad curve pen
释义	railroad curve pen 双线笔
随便看	industry standard interface industry standard item industry standardization industry standard plotting package industry standard reference black industry standards industry-standards industry standard server industry standard specification industry standard specifications industry standard spectifications industry-standard user interface Industry Standard Working Group industry statehood industry statistics industry status Industry Steering Group industry stock industry stove and furnace Industry strategy Industry strip industry structural industry structural adjustment industry structure industry structure adjustment