名词
中文翻译：中指关节
同义词：
['middle finger', 'middle joint']
例句：
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1.He had to bend his middle finger to open the door.
他不得不弯曲他的中指才能打开门。
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2. The dancer's middle finger was injured during the performance.
舞者在表演中伤了中指。
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3.When she held her phone, her middle finger got stuck in the screen.
当她握着手机时，她的中指卡在了屏幕上。