straight-edges
英[st'reɪt'edʒɪz]
美[st'reɪt'edʒɪz]
- 直尺
详细释义
名词 straightedge:
-
hand tool consisting of a flat rigid rectangular bar (metal or wood) that can be used to draw straight lines (or test their straightness)
双语例句
- The child used a ruler to draw straight lines.
这孩子用一把直尺划直线。 - We draw a straight line on the paper with the straightedge, according to the European several Reed plane geometry principle, we said that it is a straight line.
我们在纸上用直尺画一条直线，按照欧几里德平面几何原理，我们说它是一条直线。
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