名词
中文翻译：棘刺
同义词：
['screw', 'spike', 'barb']
例句：
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1. The car was stuck in the mud with its wheels spinning like a spider's web.
汽车被卡在泥里，车轮像蜘蛛网一样转着。
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2. The hunter used a sharp barb to catch the deer.
猎人用尖锐的棘刺捕捉了鹿。
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3. The old man had a metal barb on his arm for protection.
老人手臂上有一个金属棘刺作为保护。