bi-telephone的用法和樣例：
例句
- Invest in a telephone headset for your office phone.
在你辦公室的電話(huà)機旁安裝一個(gè)頭戴式耳機。 - An operator wearing earphone was sitting in the telephone exchange.
戴耳機的接線(xiàn)員正坐在總機室里。
詞匯搭配
- bi telephone 雙耳受話(huà)器(電話(huà)耳機...
- bi telephone receiver 雙耳機受話(huà)器...
