double-line

英['dʌbll'aɪn] 美['dʌbll'aɪn]
  • 双线,双轨
  • double adj.双重的;成双的;两倍的v.翻一番;使...加倍n.两倍;双份
  • mirror n.镜子;反映vt.反映;反射
    1. For strong sewing use double, not single thread.
      为了缝得牢,用双线,而不要用单线。
    2. You can right-click again to switch back to double line ducts.
      您可以再次右键单击管道形状以切换回双线管道。