名词中文翻译
中文翻译：针头
同义词：
['needle tip', 'needle point']
例句：
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1.The doctor used a pinhead to puncture the skin.
医生用针尖刺破了皮肤。
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2. The pinhead was so tiny that it could barely be seen.
针尖太小了，几乎看不见。
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3. The pinhead is used in many different applications, from sewing to tattooing.
针尖在许多不同的应用中都有使用，从缝纫到纹身。