名词
中文翻译：铁尖
同义词：
['iron point', 'iron spike例句：1. The iron notch on the fence is sharp enough to cut through a sheet of paper.（篱笆上的铁尖足够锋利，可以割破一张纸。）2. The carpenter used an iron notch to mark the spot where the new door would go.（木匠用一个铁尖来标记新门应该放的位置。）']
例句：
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1. The iron notch on the fence is sharp enough to cut through a sheet of paper.
篱笆上的铁尖足够锋利，可以割破一张纸。
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2. The carpenter used an iron notch to mark the spot where the new door would go.
木匠用一个铁尖来标记新门应该放的位置。
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3.The iron notch on the hammer was worn smooth from years of use.
锤子上的铁尖因年久而变得光滑。