名词
中文翻译：Unknown
同义词：
['ear plug', 'earphoneinsertion', 'earphone insertion']
例句：
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1. She inserted the earplugs into her ears to block outthe noise.
她把耳塞插入耳朵以隔音。
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2. The doctor inserted the catheterinto his arm to perform a blood test.
医生将导管插入他的手臂进行血液测试。
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3.During the concert, she inserted her headphonesinto her ears to listen to music.
音乐会上，她把耳机插入耳朵听音乐。