Sierra Leone, a poor west African country, has no fibre-opticlink to the outside world.
塞拉利昂只是西非的一个贫穷的国家,本国和外界没有光纤连接。
2
Advocates of FSO like to say it has the speed of a fibre-opticlink, and the convenience of a wireless link.
无线光通信的支持者喜欢说这一技术拥有光纤连接的速度和无线连接的方便性。
3
Each is connected, via a fibre-opticlink, to a data centre in which the images are recognised and checked against a database of those vehicles that have paid or are exempt.