名词
中文翻译：铁钉
同义词：
['nail', 'pin例句：1. He used a nail to hang up the picture.（他用一个钉子挂起了这幅画。）2. The carpenter needed several nails to fix the door.（木匠需要几个钉子来固定门。）']
例句：
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1. He used a nail to hang up the picture.
他用一个钉子挂起了这幅画。
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2. The carpenter needed several nails to fix the door.
木匠需要几个钉子来固定门。
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3. She hammered in the nails before she started painting.
她在开始绘画之前先钉钉子。