名词
中文翻译：Unknown
同义词：
['tap', 'tapping', 'twitch']
例句：
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1. The dancer performed a tappet motion to the music.
舞者随着音乐跳起了轻拍动作。
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2. The scientist used a twitching rod to measure the resistance of the material.
科学家用一根会抖动的杆子来测量材料的阻力。
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3. In the play, the character performed a tappet motion to convey their feelings.
剧中角色通过轻拍动作来表达他们的情感。