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"Ruler" 是一把长直尺的英文称呼。Ruler 源自拉丁语 word "regula"，意思是"规则"或"标准"，形象地表示了长直尺的主要用途。
例句:
Can you grab me a ruler from the desk drawer?
(你能从桌子抽屉里给我拿一把长尺吗？)
The carpenter used a ruler to measure the length of the wood.
(木匠用一把长尺测量木板的长度)
She drew a straight line using a ruler.
(她用长尺画了一条直线) "Ruler" 是一把长直尺的英文称呼。
Ruler 源自拉丁语 word "regula"，意思是"规则"或"标准"，形象地表示了长直尺的主要用途。
例句:
Can you grab me a ruler from the desk drawer?
(你能从桌子抽屉里给我拿一把长尺吗？)
The carpenter used a ruler to measure the length of the wood.
(木匠用一把长尺测量木板的长度)
She drew a straight line using a ruler.
(她用长尺画了一条直线)
来源：作文地带整理
