telecoil
noun [ C ] uk/ˈtel.ɪ.kɔɪl/ us/ˈtel.ɪ.kɔɪl/ (also T-coil, t-coil)
（助听器的）电传线圈
a wire inside a hearing aid that can help people hear better on the telephone, and that can receive sound signals sent from an induction loop (= an electronic system in a public place, for example a theatre, that sends such signals)
The telecoil, which is a small magnetic coil in the hearing aid, helps improve sound during telephone calls. 电传线圈是助听器里一个小小的磁线圈，可帮助改善打电话时候的声音。
Telecoil or “T-coil” technology is a common feature on hearing aids that can enhance your hearing in difficult listening environments. 电传线圈或"T线圈"技术是助听器的一种常见功能，可以在困难的听觉环境中帮您提高听力。
- More examples
- A telecoil, a small device that can be embedded in the hearing aid, can improve hearing on the telephone.
- The telecoil works as an antenna to pick up magnetic signals and streams them as sound into your hearing aids.
- Hearing Aid Loops use Induction Technology to transmit sound from a PA system directly to the individual’s hearing aid through the T-coil.