$ mpv http://a.files.bbci.co.uk/media/live/manifesto/audio/simulcast/hls/uk/sbr_med/llnw/bbc_radio_two.m3u8
MPV is a terminal audio player. You could also use vlc or any media player that supports streams.
To find a stream for your favourite uk radio station, look here: UK Audio Streams. If you are outside of the uk, Google is your friend
Requires an audio player that supports streams.