skew running mark

例句：

1. 1. The engineer drew a skew running mark on the wall to indicate the location of the screw holes.
   工程师在墙上画了一个偏斜标记，以指示螺丝孔的位置。
2. 2. The construction workers used skew running marks to ensure that the concrete was poured evenly across the floor.
   建筑工人使用偏斜标记确保混凝土均匀地浇筑在地板上。
3. 3. The carpenter marked the skew running mark on the wood to prevent it from warping during the dryingprocess.
   木匠在木头上标出了偏斜标记，以防止在干燥过程中发生变形。