例句與造句

1. Hangzhou tengfei instrument factory is one of the manufacturers specialized for producing thread cutting tools
   杭州騰飛工具廠，是專業(yè)生產(chǎn)螺紋切削工具的企業(yè)之一。
2. It's difficult to find thread cutting tool in a sentence. 用thread cutting tool造句挺難的