n.
- 耳機；聽筒
earphone
KK:[ˈɪrˌfon] DJ:[ˈiǝfǝun]
以上來源於：《英漢大辭典》
n.
an electrical device worn on the ear to receive radio or telephone communications or to listen to a radio or tape recorder.以上來源於：《簡明牛津英語詞典》
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Please refrain ------- eating or drinking on the bus, playing a radio or other audio equipment without earphones, or distributing literature.
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