| 单词 | T-square |
| 释义 | T-square T-square AHD: [t¶“skwâr”] D.J. [6ti87skwe*]K.K. [6ti7skwWr]n.（名词）A rule having a short, sometimes sliding, perpendicular crosspiece at one end, used by drafters for establishing and drawing parallel lines.丁字尺：尾端装有可滑动的垂直短横档的尺子，绘图员用它来设制或画平行线 |
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