double line (track) rail

double line (track) rail读音音标

double line (track) rail意思解释

双语例句

For strong sewing use double, not single thread.为了缝得牢，用双线，而不要用单线。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。