A sensor channels the light signal along an optical fibre. 传感器沿光导纤维输送光信号。
In the coming century the development of telecommunications will depend on optical fibers with carry information incomparable to the common phone lines. 在新世纪，通讯事业的发展有赖于光导纤维，因为光导纤维能携带的信息量是普通电线所无可比拟的。
